# Lycoming IO-580-B1A

- Type: Engine model (FAA registry)
- Registry code: 41629
- Manufacturer (registry): LYCOMING
- Model: IO-580-B1A
- Engine type: Reciprocating
- Power: 315 hp
- Data sheet: [TCDS E00004NY](https://openairdocs.org/tcds/E00004NY) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 23 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-io-580-b1a

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 605 more. Effective Apr 8, 2026
- [AD 2017-16-11](https://openairdocs.org/ad/2017-16-11): Reciprocating Engine Power Section · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-360-B1G6 and 93 more. Effective Aug 15, 2017
- [AD 2012-19-01](https://openairdocs.org/ad/2012-19-01): Crankshafts · Lycoming Engines AEIO-360-A1A, AEIO-360-A1B, AEIO-360-A1B6 and 321 more. Effective Oct 24, 2012
- [AD 2012-03-06](https://openairdocs.org/ad/2012-03-06): Fuel servo diaphragm · Continental Motors 6-260-A, 6-285-A, 6-285-B and 482 more. Effective Feb 24, 2012
- [AD 2009-02-03](https://openairdocs.org/ad/2009-02-03): Fuel injection servos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 261 more. Effective Feb 9, 2009
- [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14): Crankshaft gear · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 642 more. Effective Jun 25, 2004

Historical (superseded or no longer in force):

- [AD 2008-08-14](https://openairdocs.org/ad/2008-08-14) (historical): Fuel injection servo plugs · Superior Air Parts AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 242 more. Effective Apr 29, 2008
- [AD 2008-06-51](https://openairdocs.org/ad/2008-06-51) (historical): Fuel injection servo plugs · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 235 more

## Information bulletins (advisory) (6)

- [SAIB NE-19-08](https://openairdocs.org/saib/NE-19-08): Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders. Issued May 2, 2019
- [SAIB NE-08-32R1](https://openairdocs.org/saib/NE-08-32R1): Propeller Governor  Idler Gear Shaft Set Screw. Issued May 13, 2016
- [SAIB NE-14-13](https://openairdocs.org/saib/NE-14-13): Reciprocating Engine - Cylinder Mounting Studs. Issued Mar 24, 2014
- [SAIB NE-09-04](https://openairdocs.org/saib/NE-09-04): Fuel Control/Reciprocating Engines. Issued Jan 10, 2009
- [SAIB NE-06-32R1](https://openairdocs.org/saib/NE-06-32R1): Reciprocating Engine - Crankshaft. Issued Sep 10, 2008
- [SAIB NE-08-32](https://openairdocs.org/saib/NE-08-32) (historical): Propeller Governor Set Screw. Issued Jul 3, 2008

## Registered aircraft (23)

- [N231WF](https://openairdocs.org/aircraft/N231WF): [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 2000, S/N 14676
- [N300NW](https://openairdocs.org/aircraft/N300NW): [Blue Skys LLC](https://openairdocs.org/faa-owner/BLUE%20SKYS%20LLC), [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix), built 2006, S/N 300
- [N345F](https://openairdocs.org/aircraft/N345F): [Bumblebee Ventures LLC](https://openairdocs.org/faa-owner/BUMBLEBEE%20VENTURES%20LLC), [Mercer Island, WA](https://openairdocs.org/faa-place/WA/Mercer%20Island), S/N 304
- [N35010](https://openairdocs.org/aircraft/N35010): [Milazzo Air LLC](https://openairdocs.org/faa-owner/MILAZZO%20AIR%20LLC), [North Adams, MA](https://openairdocs.org/faa-place/MA/North%20Adams), built 2012, S/N 310
- [N350EX](https://openairdocs.org/aircraft/N350EX): [Aircraft Guaranty Corp Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20GUARANTY%20CORP%20TRUSTEE), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), built 2010, S/N 303
- [N402WV](https://openairdocs.org/aircraft/N402WV): [Mccardle Aviation LLC](https://openairdocs.org/faa-owner/MCCARDLE%20AVIATION%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 2025, S/N M542/82-83
- [N407CL](https://openairdocs.org/aircraft/N407CL): [Valiair Ltd Co Trustee](https://openairdocs.org/faa-owner/VALIAIR%20LTD%20CO%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 2007, S/N 4000
- [N454LW](https://openairdocs.org/aircraft/N454LW): [Aero 182 LLC](https://openairdocs.org/faa-owner/AERO%20182%20LLC), [Moline, IL](https://openairdocs.org/faa-place/IL/Moline), built 2013, S/N 313
- [N513EP](https://openairdocs.org/aircraft/N513EP): [Btr Ventures LLC](https://openairdocs.org/faa-owner/BTR%20VENTURES%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 2025, S/N M557-112/113
- [N555LP](https://openairdocs.org/aircraft/N555LP): [Aerodyme Corp](https://openairdocs.org/faa-owner/AERODYME%20CORP), [South Burlington, VT](https://openairdocs.org/faa-place/VT/South%20Burlington), built 1978, S/N 14405
- [N580WA](https://openairdocs.org/aircraft/N580WA): [Wipaire Inc](https://openairdocs.org/faa-owner/WIPAIRE%20INC), [South St Paul, MN](https://openairdocs.org/faa-place/MN/South%20St%20Paul), built 2002, S/N 18281178
- [N64NZ](https://openairdocs.org/aircraft/N64NZ): [Aero Construction LLC](https://openairdocs.org/faa-owner/AERO%20CONSTRUCTION%20LLC), [West Lebanon, NH](https://openairdocs.org/faa-place/NH/West%20Lebanon), built 2026, S/N M537-72/73
- [N7135D](https://openairdocs.org/aircraft/N7135D): [Oba Leasing LLC](https://openairdocs.org/faa-owner/OBA%20LEASING%20LLC), [Mobile, AL](https://openairdocs.org/faa-place/AL/Mobile), built 2011, S/N 305
- [N748SE](https://openairdocs.org/aircraft/N748SE): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2011, S/N 306
- [N749SE](https://openairdocs.org/aircraft/N749SE): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2012, S/N 308
- [N751SE](https://openairdocs.org/aircraft/N751SE): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2013, S/N 312
- [N755EP](https://openairdocs.org/aircraft/N755EP): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2019, S/N 314
- [N756EP](https://openairdocs.org/aircraft/N756EP): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 315
- [N757EP](https://openairdocs.org/aircraft/N757EP): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2025, S/N 316
- [N771EC](https://openairdocs.org/aircraft/N771EC): [Csc Delaware Trust Co Trustee](https://openairdocs.org/faa-owner/CSC%20DELAWARE%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2013, S/N 311
- [N77717](https://openairdocs.org/aircraft/N77717): [Qualitair LLC Trustee](https://openairdocs.org/faa-owner/QUALITAIR%20LLC%20TRUSTEE), Michelstadt, built 1998, S/N 14656
- [N883MX](https://openairdocs.org/aircraft/N883MX): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2012, S/N 307
- [N969CS](https://openairdocs.org/aircraft/N969CS): [Aerodyme Corp](https://openairdocs.org/faa-owner/AERODYME%20CORP), [South Burlington, VT](https://openairdocs.org/faa-place/VT/South%20Burlington), built 1997, S/N 20016

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19781001030749I](https://openairdocs.org/incident/19781001030749I), Oct 1, 1978: Rkwell 114 (N555LP), Caldwell, OH, Minor damage. Pilot lost directional control after touchdown. Proceeded parallel to taxiway after gaining control, hit a ditch

## Service difficulty reports (2)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2023FA0000614](https://openairdocs.org/sdr/2023FA0000614), Oct 20, 2023: PIPE. CRACKED. AT 179 HOURS SINCE NEW, INTAKE PIPE LW-16487 WAS FOUND CRACKED AROUND THE FLANGE AND CYLINDER ATTACH PAD. AT 225 HOURS. CYLINDER PISTON ASSY REPLACED.
- [SDR 2023FA0000615](https://openairdocs.org/sdr/2023FA0000615), Oct 20, 2023: PIPE. CRACKED. AT 255 HOURS SINCE NEW, INTAKE PIPE LW-14449 FAILED AND PIECES OF FLANGE WAS INGESTED CAUSING DAMAGE TO THE PISTON, RESULTING IN A CYLINDER/PISTON ASSY REPLACEM

## STCs that may be installed (OpenAirDocs) (7)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE00825WI](https://openairdocs.org/stc/SE00825WI): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. B & C Specialty Products Inc
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal. Ly-Con Rebuilding Company
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc
- [STC SE00242BO](https://openairdocs.org/stc/SE00242BO): Installation of induction intake pipes, this STC must be installed concurrently with STC SA00241BO. Aerodyme Corp

## PMA parts (OpenAirDocs) (588, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

- [ES66M19385](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186804045820251216184409.0001): Clamp, Magneto. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 66M19385 · Nov 10, 2025
- [ES10-349249](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172741321620251216184404.0001): Washer, Bowed. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349249 · Nov 10, 2025
- [ES10-180046-28](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170373951520251216184357.0001): Sleeve, Clear. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-180046-28 · Nov 10, 2025
- [ES10-349247](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155835169920251216184407.0001): Retainer, Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349247 · Nov 10, 2025
- [ES10-78655](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148578074420251216184359.0001): Washer, Flat. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-78655 · Nov 10, 2025
- [ES10-35937-24](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131353354520251216184356.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-35937-24 · Nov 10, 2025
- [ES-349290-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124195582920251216184349.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-349290-1, LW-349290-1D, 75454… · Nov 10, 2025
- [ES-349310-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117952123520251216184351.0001): Magneto Assembly, S-1200 Series, 6 Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-349310-1, LW-349310-1D, 75453… · Nov 10, 2025
- [ES10-5752](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115793636520251216184401.0001): Cable, Clip. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-5752 · Nov 10, 2025
- [ES10-349328](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114147850320251216184403.0001): Flat Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349328 · Nov 10, 2025
- [ES10-349221](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111222593020251216184358.0001): Stud, Hex 10-32. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349221 · Nov 10, 2025
- [ES10-349242](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110743662720251216184408.0001): Gear, Spur, 1200 Series, 6-Cyl. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349242 · Nov 10, 2025
- [ES10-349243-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108636864620251216184402.0001): Cam, 1200. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349243-2 · Nov 10, 2025
- [AB-160844](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100141747720251216184413.0001): Spring & Brush Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-160844 · Nov 10, 2025
- [AA48111-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102769224720240813134136.0001): Oil Filter. Aero Accessories LLC · PMA PQ1206CE · Replaces Aero AccessoriesAA48111Champion… · Jul 12, 2024
- [CFSTD-160](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170676910820240715164045.0001): Washer,  1/4 Lock, Internal Teeth. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-160 · Jun 24, 2024
- [CFLW-25-0.50](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156998595520240715164044.0001): Bolt,      1/4-20 X 0.50 HEX HD. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces LW-25-0.50 · Jun 24, 2024
- [CF75009](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147128829420240715164042.0001): Bracket, Fuel Manifold. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces 75009 · Jun 24, 2024
- [CFSTD-251](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129676558220240715164045.0001): Washer, #10 Lock, Internal Teeth. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-251 · Jun 24, 2024
- [CFSTD-82](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123933662120240715164045.0001): Screw,   #10-24 X 1/2, RD HD. PRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces STD-82 · Jun 24, 2024
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109491024920240701174358.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Jun 20, 2024
- [ES3637K](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163564757720251216184213.0001): Contact Point Secondary. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3637 · May 20, 2024
- [ES3630](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108310017320251216184222.0001): Bearing Cap, Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M3630, K3630 · May 20, 2024
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189210274620240301172642.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [ES62224](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171846461520240301172643.0001): Gasket. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 62224, M3410, SL62224 · Dec 1, 2023
- [ES3413](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164408705320240301172644.0001): Stud. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 31C-19, M3413 · Dec 1, 2023
- [KA16044](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146369656120240301172636.0001): Harness. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M6044 · Dec 1, 2023
- [ES6393](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132963701720240301172633.0001): Magneto. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 6393 · Dec 1, 2023
- [ES6350](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124306822420240301172630.0001): Magneto. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 6350 · Dec 1, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122172067820240301172627.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023
- [TA2927-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID196557185220231109131559.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023
- [TA2927-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168120339420231109131600.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023
- [RG-72812](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105488314320240531133026.0001): Gasket. Real Gasket TN · PMA PQ1666CE · Replaces 06B21326LW-1330672812 · Aug 29, 2023
- [ES62224](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199022274420230502200153.0001): Gasket. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 62224, M3410, SL62224 · Feb 9, 2023
- [ES3413](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118450886520230502200159.0001): Stud. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 31C-19, M3413 · Feb 9, 2023
- [ES1553](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112971925920230330124434.0001): Screw, Harness Cap. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces M1553 · Oct 27, 2022
- [KA16044](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152527374720220725141442.0001): Harness. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces M6044 · Jun 8, 2022
- [PM1201](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178083546420220916164407.0001): Starter Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 149-12HT149-12LS,149-12PM,149-NL,31A221… · May 16, 2022
- [ES6393](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID946994473220210713131243.0001): Magneto. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 6393 · May 24, 2021
- [ES6350](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID732969295520210713131230.0001): Magneto. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 6350 · May 24, 2021
- [“](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID495126290220210713131246.0001): “. Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · May 21, 2021
- [SL31CD-17 P003](https://drs.faa.gov/browse/excelExternalWindow/F659E4EB8DB01695862585FB0034F5D9.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-17-P03 · Oct 6, 2020
- [SL31CD-16 P012](https://drs.faa.gov/browse/excelExternalWindow/F266CA7E477307DC862585FB0034F5A4.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-16-P12 · Oct 6, 2020
- [SL31CD-13 P012](https://drs.faa.gov/browse/excelExternalWindow/E656978A9DBFB875862585FB0034F397.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-13-P12 · Oct 6, 2020
- [SL31CD-8 P003](https://drs.faa.gov/browse/excelExternalWindow/CAF2AF0E913FE9BD862585FB0034EF24.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-8-P03 · Oct 6, 2020
- [SL31CD-12 P007](https://drs.faa.gov/browse/excelExternalWindow/C54ACF40782DEBC8862585FB0034F27F.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-12-P07 · Oct 6, 2020
- [SL31CD-16 P007](https://drs.faa.gov/browse/excelExternalWindow/BF0A4986950E56BF862585FB0034F569.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-16-P07 · Oct 6, 2020
- [SL31CD-9 P003](https://drs.faa.gov/browse/excelExternalWindow/B9F7D60B38AEE8DF862585FB0034F034.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-9-P03 · Oct 6, 2020
- [SL31CD-9 P012](https://drs.faa.gov/browse/excelExternalWindow/B1D44CBED84E8BAB862585FB0034F0B2.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-9-P12 · Oct 6, 2020
- [SL31CD-17 P012](https://drs.faa.gov/browse/excelExternalWindow/AAC574021811F7CE862585FB0034F64F.0001): Stud, 5/16 IN DIA, Coarse Thread. Superior Air Parts Inc · PMA PQ0060SW · Replaces 31CD-17-P12 · Oct 6, 2020

All of them: https://openairdocs.org/engine/lycoming-io-580-b1a/pma.md

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