# Rolls-Royce 250-C30G/2

- Type: Engine model (FAA registry)
- Registry code: 54018
- Manufacturer (registry): ROLLS-ROYC
- Model: 250-C30G/2
- Engine type: Turbo-shaft
- Power: 650 hp
- Data sheet: [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs)
- Holder: Rolls-Royce Corporation
- Installed in: 3 registered aircraft
- Page: https://openairdocs.org/engine/rolls-royce-250-c30g-2

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 2018-13-01](https://openairdocs.org/ad/2018-13-01): Turbine Governor · Rolls-Royce 250-C10 (T63-A-5), 250-C18, 250-C18A and 24 more. Effective Aug 16, 2018
- [AD 2006-20-07](https://openairdocs.org/ad/2006-20-07): Adds an additional life limit for third- and fourth-stage turbine wheels · Rolls-Royce 250-C30, 250-C30G, 250-C30G/2 and 11 more. Effective Nov 2, 2006
- [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006
- [AD 98-24-28](https://openairdocs.org/ad/98-24-28): Main Fuel Control Bellows · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 36 more. Effective Jan 7, 1999
- [AD 88-17-01](https://openairdocs.org/ad/88-17-01): Fuel Controls · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 26 more. Effective Mar 1, 1989
- [AD 86-20-13](https://openairdocs.org/ad/86-20-13): External Splines · Rolls-Royce 250-C28B, 250-C28C, 250-C30 and 9 more. Effective Dec 3, 1986
- [AD 86-19-12](https://openairdocs.org/ad/86-19-12): Gas Producer Turbine Rotor · Rolls-Royce 250-C30, 250-C30G, 250-C30G/2 and 7 more. Effective Oct 3, 1986
- [AD 85-25-07 R1](https://openairdocs.org/ad/85-25-07-R1): Outer Combustion Case Assembly · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Aug 15, 1986
- [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982
- [AD 79-16-06](https://openairdocs.org/ad/79-16-06): Accessory Drive Gearbox · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Jan 11, 1980

Historical (superseded or no longer in force):

- [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005

## Registered aircraft (3)

- [N230H](https://openairdocs.org/aircraft/N230H): [Heger Scott J](https://openairdocs.org/faa-owner/HEGER%20SCOTT%20J), [Laguna Niguel, CA](https://openairdocs.org/faa-place/CA/Laguna%20Niguel), built 1994, S/N 23019
- [N230HS](https://openairdocs.org/aircraft/N230HS): [Birken Holdings LLC](https://openairdocs.org/faa-owner/BIRKEN%20HOLDINGS%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1994, S/N 23022
- [N828KB](https://openairdocs.org/aircraft/N828KB): [American Business Aircraft LLC](https://openairdocs.org/faa-owner/AMERICAN%20BUSINESS%20AIRCRAFT%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), S/N 23014

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports

None matched to aircraft with this engine model.

## Service difficulty reports (22)

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

- [SDR CA140521009](https://openairdocs.org/sdr/CA140521009), May 15, 2014: FUEL CONTROL. MALFUNCTIONED. (CAN) IN CRUISE FLIGHT NR 1 ENGINE PARTIAL POWER LOSS, 40 PERCENT TORQUE SPLIT FROM ENGINE NR 2. ENGINE NR 1 ROLLED BACK MANUALLY TO IDLE, ENGINE LIGHT OUT ILLU
- [SDR O842011F00000](https://openairdocs.org/sdr/O842011F00000), Aug 8, 2011: VALVE. BYPASSING. NR 1 ENGINE WAS LOW. TROUBLESHOT AND FOUND NR 1 OVERSPEED VALVE BYPASSING AIR. PART HAD BEEN INSTALLED FOR 115.4 HRS SINCE O/H.
- [SDR O842010F00000](https://openairdocs.org/sdr/O842010F00000), Jul 28, 2010: STARTER GEN. MALFUNCTIONED. GENERATOR WOULD NOT GO ON-LINE AFTER ENGINE START FOR RETURN FLIGHT BACK TO HOME BASE FROM HELIPAD AFTER PATIENT DROP-OFF.
- [SDR HEER117546](https://openairdocs.org/sdr/HEER117546), Sep 23, 2007: SWASHPLATE. BROKEN. THE MECHANIC NOTICED THE CYCLIC LINK HAD COME IN CONTACT WITH THE INNER RING AND DURING HIS INVESTIGATION TO DETERMINE THE CAUSE OF THIS UNUSUAL CONDITION, HE F
- [SDR HEEA107326](https://openairdocs.org/sdr/HEEA107326), Sep 4, 2005: ENGINE. POWER LOSS. ON TAKEOFF, THE NR 2 ENGINE LOST POWER. PILOT PERFORMED SINGLE ENGINE LANDING. REPLACED ENGINE ASSEMBLY.
- [SDR HEEA064949](https://openairdocs.org/sdr/HEEA064949), Nov 2, 1999: FCU. FAILED. AT 5,500 FEET DURING CRUISE, NR 1 ENGINE DECELERATED TO 68 PERCENT N1. RECOVERED AT 3,300 FEET, SLIGHT OSCILLATION ON LANDING. INSP OF FUEL CONTROL FOUND CATAST
- [SDR HEED064543](https://openairdocs.org/sdr/HEED064543), Apr 27, 1999: SEAL. LEAKING. MAG SEAL LEAKS. ORDERED REPLACEMENT.
- [SDR HEED064545](https://openairdocs.org/sdr/HEED064545), Apr 27, 1999: SEAL. LEAKING. MAG SEAL LEAKS. ORDERED REPLACEMENT.
- [SDR 99ZZZX1267](https://openairdocs.org/sdr/99ZZZX1267), Nov 11, 1998: SOLENOID. FAILED. SOLENOID WILL NOT ACTUATE. REMOVED AND REPLACED.
- [SDR HEEA0012756](https://openairdocs.org/sdr/HEEA0012756), Feb 2, 1998: FILTER. DEFECTIVE. ENG OIL FILTER NO BYPASS INDICATION.
- [SDR HEEA0010161](https://openairdocs.org/sdr/HEEA0010161), Jun 19, 1997: FUEL CONTROL. MALFUNCTION. FUEL CONTROL UNSTABLE IDLE, SLOW ACCEL.
- [SDR HEEA968677](https://openairdocs.org/sdr/HEEA968677), Dec 11, 1996: NOZZLE. DEFECTIVE. FUEL NOZZLE NEEDS TO BE REPLACED, NOT ENOUGH THREADS TO ADD SHIMS.
- [SDR HEEA967381](https://openairdocs.org/sdr/HEEA967381), Jun 5, 1996: INDICATOR. DEFECTIVE. UPON POSTFLIGHT CHECK OF #1 ENGINE NOTED OIL FILTER BYPASS INDICATOR EXTENDED. REPLACED OIL FILTER WITH NO CHANGE. INDICATOR REPLACEMENT CORRECTED PROBLEM. REPL
- [SDR HEEA967297](https://openairdocs.org/sdr/HEEA967297), May 31, 1996: GOVERNOR. MALFUNCTION. ERRATIC POWER SETTINGS (GOVERNOR WOULD NOT STAY WITHIN UPPER LIMITS)
- [SDR HEEA967233](https://openairdocs.org/sdr/HEEA967233), May 15, 1996: FUEL NOZZLE. DEFECTIVE. REMOVED FUEL NOZZLE DUE TO CAUSING HUNG STARTS AND DELAYED LIGHT OFF. UPON INSPECTION OF FUEL NOZZLE FOUND MODERATE STREAKS IN SPRAY PATTERN, FOUND EXCESSIVE CA
- [SDR HEEA967067](https://openairdocs.org/sdr/HEEA967067), Apr 23, 1996: BLEED VALVE. DEFECTIVE. BLEED VALVE CAUSING ENGINE SURGE DURING POWER CHECK AT 70% TORQUE SINGLE ENGINE.
- [SDR HEEA966913](https://openairdocs.org/sdr/HEEA966913), Apr 2, 1996: FUEL CONTROL. FAILED. FUEL CONTROL INVOLVED IN A HIGH SIDE GOVERNOR FAILURE AND ROTOR WENT TO 112%.
- [SDR HEEA966914](https://openairdocs.org/sdr/HEEA966914), Apr 2, 1996: GOVERNOR. FAILED. HIGH SIDE GOVERNOR FAILURE.
- [SDR HEEA966803](https://openairdocs.org/sdr/HEEA966803), Feb 28, 1996: ACTUATOR. DEFECTIVE. UNABLE TO BEEP DUAL ENGINE RPM UP OR DOWN.
- [SDR HEEA956158](https://openairdocs.org/sdr/HEEA956158), Nov 29, 1995: SEAL. OIL LEAK. ENGINE REPAIRED DUE TO OIL LEAK AND 300 HOUR INSPECTION. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: 1) OIL LEAKING FROM PTO MAG SEAL 2) EXCESSIVE WEA
- [SDR HEEA956159](https://openairdocs.org/sdr/HEEA956159), Nov 29, 1995: SPACER. WORN. ENGINE REPAIRED DUE TO OIL LEAK AND 300 HOUR INSPECTION. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: 1) OIL LEAKING FROM PTO MAG SEAL 2) EXCESSIVE WEA
- [SDR HEED9558](https://openairdocs.org/sdr/HEED9558), Apr 21, 1995: SOLENOID. INOPERATIVE. NR 1 ENGINE FLIGHT IDLE SOLENOID INOPERATIVE.

## STCs that may be installed (OpenAirDocs) (3)

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 SE00026EN](https://openairdocs.org/stc/SE00026EN): Installation of Pratt & Whitney Engine Services Inc. IntelliStart Plus Electronic Control Unit (ECU), P/N DPU-K-010 on specified 250 engine models. Pratt & Whitney Engine Services Inc
- [STC SE578GL](https://openairdocs.org/stc/SE578GL): Installation of a fuel flow transducer. Shadin Avionics
- [STC ST00037AT](https://openairdocs.org/stc/ST00037AT): Unison igniter plugs, P/N 9044400-1. Unison Industries

## PMA parts (OpenAirDocs) (428, 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.

- [2691794HT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192280472920240802140700.0001): Bearing, Ball (Drive). HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2691794 · Apr 4, 2024
- [82010546-001HT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID198764457620230717173048.0001): Bearing, Ball (Drive). HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 82010546-001 · May 22, 2023
- [82010580-001HT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163424415620230717173050.0001): Grease, Aircraft Bearing. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 82010580-001 · May 22, 2023
- [2549172](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188905430120230907182149.0001): Power Turbine Governor. Honeywell International Inc. · PMA PQ1222NM · Replaces 23076063 · Mar 10, 2023
- [2549177](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181261604220230907182143.0001): Power Turbine Governor. Honeywell International Inc. · PMA PQ1222NM · Replaces 23076064 · Mar 10, 2023
- [2549177-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154841583720230907182144.0001): Governor Assembly, Power Turbine. Honeywell International Inc. · PMA PQ1222NM · Replaces 23086752 · Mar 10, 2023
- [6843361HT](https://drs.faa.gov/browse/excelExternalWindow/FEFFC83511F3456B862585500062B6AE.0001): Cage, Ball Bearing-1.024 ID X .312 Wide (and Oversizes). HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6843361 · Apr 30, 2019
- [2537525HT](https://drs.faa.gov/browse/excelExternalWindow/FE2CFD93295E4A9586258550006312B3.0001): Shaft, Shouldered, Eccentric. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2537525 · Apr 30, 2019
- [2539533HT](https://drs.faa.gov/browse/excelExternalWindow/FDF710A0D9BAAADD8625855000632B9C.0001): Bearing, Sintered. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2539533 · Apr 30, 2019
- [951190HT](https://drs.faa.gov/browse/excelExternalWindow/FC8B8869AAFBA24A8625855000632D54.0001): Pin, Sraight, Headless. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 951190 · Apr 30, 2019
- [2521745HT](https://drs.faa.gov/browse/excelExternalWindow/FB5437CD05C715928625855000631007.0001): Pin, Straight, Headed. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2521745 · Apr 30, 2019
- [2523123HT](https://drs.faa.gov/browse/excelExternalWindow/F7ED1DCCD5F726178625855000635A58.0001): Diaphragm. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2523123 · Apr 30, 2019
- [47070HT](https://drs.faa.gov/browse/excelExternalWindow/F7B8FBB13C3754EE8625855000633D7A.0001): Body, Fuel Nozzle. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 47070 · Apr 30, 2019
- [6875104HT](https://drs.faa.gov/browse/excelExternalWindow/F7976EEE0864C0FC8625855000629713.0001): Washer, Flat-.190I.D. X.312X.031 THK, AMS 5516. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6875104 · Apr 30, 2019
- [H250-10113](https://drs.faa.gov/browse/excelExternalWindow/F79503304C39D6A78625855000638D3A.0001): Race, Bearing Inner, 20mm I.D.. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces M250-10113 · Apr 30, 2019
- [6856986HT](https://drs.faa.gov/browse/excelExternalWindow/F71D7C1A9289065F862585500062C13F.0001): Poppet & Seat Assy. Anti-Icing Valve. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6856986 · Apr 30, 2019
- [23073355](https://drs.faa.gov/browse/excelExternalWindow/F65CBF7AF67669F38625855000633C45.0001): Valve, Servo-Compressor Bleed. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 23073355 · Apr 30, 2019
- [197498HT](https://drs.faa.gov/browse/excelExternalWindow/F58363F6C29A0E2C8625855000636674.0001): Nut, Self-Locking. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 197498 · Apr 30, 2019
- [23004513HT](https://drs.faa.gov/browse/excelExternalWindow/F536F4331CB36E2186258550006314B5.0001): Seal, Plain-Encased. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 23004513 · Apr 30, 2019
- [2539728HT](https://drs.faa.gov/browse/excelExternalWindow/F443067B0718FDB0862585500062E5F1.0001): Seat, Bellows. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2539728 · Apr 30, 2019
- [6853463HT](https://drs.faa.gov/browse/excelExternalWindow/F3D6B2D89D6786D486258550006375D6.0001): Tube Assy., Scav. -Oil- Gasifier Turbine Support to Accessory Hsg. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6853463 · Apr 30, 2019
- [6896098HT](https://drs.faa.gov/browse/excelExternalWindow/F32E4B1478DF1131862585500062F93E.0001): Seal, Labyrinth-Gasifier Turbine Forward. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6896098 · Apr 30, 2019
- [6808392HT](https://drs.faa.gov/browse/excelExternalWindow/F327858FDC6FA3FD862585500062EFB3.0001): Nut-Spanner, 27/32-32Thd. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6808392 · Apr 30, 2019
- [6844169HT](https://drs.faa.gov/browse/excelExternalWindow/EEA08B5CE9D50D858625855000632609.0001): Tube Assy., Fuel Control to Fire Shield. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6844169 · Apr 30, 2019
- [6877277HT](https://drs.faa.gov/browse/excelExternalWindow/ED89264E3E345B9F86258550006327C1.0001): Tube Assy., Press. Fuel Control to Accumulator. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6877277 · Apr 30, 2019
- [2539170HT](https://drs.faa.gov/browse/excelExternalWindow/ED10E7C1F7943A5C862585500063453A.0001): Lever Assembly, CAM Follower Lever. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2539170 · Apr 30, 2019
- [6890040HT](https://drs.faa.gov/browse/excelExternalWindow/EAB4262CF5DCF6B1862585500062F849.0001): Shield Assy., Turbine Nozzle 1st Stage. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6890040 · Apr 30, 2019
- [2539641HT](https://drs.faa.gov/browse/excelExternalWindow/EAAC9B4FF82FDB5186258550006333E2.0001): Spring, Helical, Extension. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2539641 · Apr 30, 2019
- [6856984HT](https://drs.faa.gov/browse/excelExternalWindow/E8ADCF843602D53C862585500062BF66.0001): Body, Valve-Anti-Icing. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6856984 · Apr 30, 2019
- [6876030HT](https://drs.faa.gov/browse/excelExternalWindow/E79234C7BBF9CF68862585500062FEEB.0001): Stud, Shouldered, Stepped-.250-28x.500-16x1.374LG.. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6876030 · Apr 30, 2019
- [6876925HT](https://drs.faa.gov/browse/excelExternalWindow/E50B21DEC0893A14862585500062E284.0001): Tube Assy., Oil Filter Inlet. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6876925 · Apr 30, 2019
- [23032283HT](https://drs.faa.gov/browse/excelExternalWindow/E406BEB5470E1FE7862585500062DD76.0001): Pinion Bearing Cage Power Turbine. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 23032283 · Apr 30, 2019
- [6844043HT](https://drs.faa.gov/browse/excelExternalWindow/E3DD22AFB6589BF4862585500062A71B.0001): Tube, Oil Transfer. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6844043 · Apr 30, 2019
- [6899050HT](https://drs.faa.gov/browse/excelExternalWindow/E20ACA4FAC9A2EAB862585500062863D.0001): Valve-Poppet, CPRSR Bleed. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6899050 · Apr 30, 2019
- [336132HT](https://drs.faa.gov/browse/excelExternalWindow/E07190E2A02F10498625855000636717.0001): Tapered Pin, Split. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 336132 · Apr 30, 2019
- [6853446HT](https://drs.faa.gov/browse/excelExternalWindow/DF8E0D4DBF0B1EA9862585500062B018.0001): Shaft, Gear-Oil Pump. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6853446 · Apr 30, 2019
- [6899051HT](https://drs.faa.gov/browse/excelExternalWindow/DF724C028D881CAF8625855000628826.0001): Valve, Servo-Compressor Bleed. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6899051 · Apr 30, 2019
- [2520570HT](https://drs.faa.gov/browse/excelExternalWindow/DC7000B2192F14888625855000633F53.0001): Rod. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2520570 · Apr 30, 2019
- [6810448HT](https://drs.faa.gov/browse/excelExternalWindow/DAF595A1CC57D376862585500062E13F.0001): Bushing-Sleeve .625 x .815 x .437. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6810448 · Apr 30, 2019
- [6876741HT](https://drs.faa.gov/browse/excelExternalWindow/DAD145C0601221568625855000636F8D.0001): Stud, Welding- Percussion .190-32 UNJF-3A. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6876741 · Apr 30, 2019
- [951388HT](https://drs.faa.gov/browse/excelExternalWindow/DA66A5873365EBC9862585500063070A.0001): Packing, Preformed O Ring. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 951388 · Apr 30, 2019
- [2539034HT](https://drs.faa.gov/browse/excelExternalWindow/D854B45671A2734E862585500063447F.0001): Weight. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2539034 · Apr 30, 2019
- [6848471HT](https://drs.faa.gov/browse/excelExternalWindow/D56C5A805DBB39DB8625855000634EEA.0001): Tube, Assy., Pressure, Oil Check Valve To Fire Shield. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6848471 · Apr 30, 2019
- [6890909HT](https://drs.faa.gov/browse/excelExternalWindow/D3CFDDD1AC5180DE862585500062896E.0001): Jet, Compressor Bleed Valve. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6890909 · Apr 30, 2019
- [6852176HT](https://drs.faa.gov/browse/excelExternalWindow/D2E81DF924CBABBF862585500062BB43.0001): Guide Assy., Poppet-Anti-Icing Valve. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6852176 · Apr 30, 2019
- [2537956HT](https://drs.faa.gov/browse/excelExternalWindow/D20327EF0618F354862585500063323E.0001): Pin, Shoulder, Headless. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2537956 · Apr 30, 2019
- [951390HT](https://drs.faa.gov/browse/excelExternalWindow/D0B5B6870CEFAA55862585500063078F.0001): Packing, Preformed O Ring. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 951390 · Apr 30, 2019
- [6896437HT](https://drs.faa.gov/browse/excelExternalWindow/CF4D9A2F43D117368625855000630188.0001): Strainer Assy.-Compressor-Bleed Valve. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6896437 · Apr 30, 2019
- [6877736HT](https://drs.faa.gov/browse/excelExternalWindow/CEBECB98B3BC3712862585500062ABD4.0001): Seal, Labyrinth Stator-Gasifier Turbine Brg.. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 6877736 · Apr 30, 2019
- [2520561HT](https://drs.faa.gov/browse/excelExternalWindow/C93D07A85055A49E86258550006358AA.0001): Roller. HYE-Tech Manufacturing LLC · PMA PQ2317NM · Replaces 2520561 · Apr 30, 2019

All of them: https://openairdocs.org/engine/rolls-royce-250-c30g-2/pma.md

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