# Goodrich Service Bulletin 2071-25-046 ## Copies (2) Copies the FAA filed in AD dockets on regulations.gov, newest revision first. A newer revision may exist. - 2071-25-046-C ("2071-25-046-C"), 24 pages: PDF https://openairdocs.org/files/sha256/1f/81/1f81c23cfb1ca50a35b8c22739be4f086f2cb86061ca6519a4a3f4760cc5cb0d; text https://openairdocs.org/service-documents/goodrich/sb-2071-25-046/file/1f81c23cfb1c.md. Rights: © Goodrich. Filed by the FAA in regulations.gov docket FAA-2025-1360; AD 2026-10-05 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication. - 2071-25-046-G ("2071-25-046-G"), 24 pages: PDF https://openairdocs.org/files/sha256/81/8f/818f2b12ad16f95a1f514afcfa894faeb6d31d544820467b7a00d8853a1b2ba5; text https://openairdocs.org/service-documents/goodrich/sb-2071-25-046/file/818f2b12ad16.md. Rights: © Goodrich. Filed by the FAA in regulations.gov docket FAA-2025-1360; AD 2026-10-05 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication. ## Details - Manufacturer: [Goodrich](https://openairdocs.org/service-documents/goodrich.md) - Type: Service bulletin (Service Bulletin) - Number: 2071-25-046 - Latest revision known: 2071-25-046, Revision G, dated August 22, 2025 (OpenAirDocs) - Page: https://openairdocs.org/service-documents/goodrich/sb-2071-25-046 ## ADs that cite it (1) (OpenAirDocs) Newest first, with the revision each names, as OpenAirDocs read it from the AD's text. - [AD 2026-10-05](https://openairdocs.org/ad/2026-10-05.md), effective Jul 6, 2026: Revisions C and G Also cited in [1 proposed AD](https://openairdocs.org/service-documents/goodrich/sb-2071-25-046/proposed.md). ## Text (24 pages) 2071-25-046-C, the newest copy. Rights: © Goodrich. Filed by the FAA in regulations.gov docket FAA-2025-1360; AD 2026-10-05 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication. Some pages are OCR from a scan. OCR can misread letters and numbers. Each page's text from the PDF; open the PDF at a page with #page=N. ### Page 1 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN 2071-25-046 ATTACHED IS THE LATEST ISSUE OF GOODRICH SERVICE BULLETIN 2071-25-046, REVISION "C" DATED JANUARY 14, 2020. THIS BULLETIN AFFECTS THE GOODRICH MODEL 2071 SEAT ASSEMBLY. THE NUMBERING SCHEME FOR GOODRICH SERVICE BULLETINS IS AS FOLLOWS: 2071 REFLECTS THE BASIC GOODRICH PART NUMBER 25 REFLECTS THE ATA CHAPTER NUMBER 046 REFLECTS THE SEQUENCE NUMBER AGAINST THE BASIC PART NUMBER SUBJECT: Equipment/Furnishing - Passenger Compartment - Track Stud Replacement Witten by: Jam Jeremy Frisa Aftermarket Engineer SERVICE BULLETIN APPROVAL IN ACCORDANCE WITH AIRBUS AP1020: NAME SIGNATURE DATE signature by supplier) CHECKED (1st Independent check/ Pet Orders 1/14/2026 APPROVED (2nd Independent check/ ken Dates With 111412080 signature by supplier) COLLINS AEROSPACE PROPRIETARY DATA This document is the property of Collins Aerospace and contains confidential and/or proprietary information. You may not possess, use, copy or disclose this documentor any information in it, for any purpose, including without limitation, to design, manufacture or repair parts, or obtain any govemment approval to do so, without Collins Aerospace's express written permission. Neither receipt nor possession of this document alone, from any source, constitutes such permission. Possession, use, copying or disclosure by anyone without Collins Aerospace's express written permission is not authorized and may result in criminal and/or civil liability. HIGHLIGHTS Page 1 of 24 U.S. Export Classification: EAR 9E991 ### Page 2 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 2 of 24 U.S. Export Classification: EAR 9E991 Revision DCRN Description of Change Date NC 129485 Initial Release of Service Bulletin 13 September 2016 A 131517 Changed Life Vest Strap Part Number 18 April 2018 B C 131764 133297 Corrected Aircraft Mod Number Corrected Aircraft Mod Number 10 December 2019 14 January 2020 ### Page 3 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 3 of 24 U.S. Export Classification: EAR 9E991 1. PLANNING INFORMATION A. Effectivity: Applicable to track mounted Goodrich Cabin Attendant Seat models listed in the table below. Pre-change Part Number 2071-2XXXX 2071-A2XXXX B. Reason: Track attachments used on seat models identified in Section A are considered non - compliant to requirements of TSO-C39b. Goodrich highly recommends the removal of all affected parts from service. C. Description: This Service Bulletin provides instructions to replace non-compliant parts in the field. D. Compliance: Performance of this Service Bulletin is highly recommended. Recommended to be implemented within the next 4 years from the initial release of this service bulletin and coincide with aircraft flooring removal. Please notify your local Collins Field Service Representative upon completion of the Service Bulletin. Please provide them with the Serial Number(s) of the seat(s) that have been modified and the MSN(s) of the aircraft(s) they are on. Performing the modifications outlined in this Service Bulletin will require re-identification of the seat. E. Approval: The technical content of this document is approved under the authority of DOA ref. EASA.21J.031. F. Manpower: Pre-change Part Number Post-change Part Number Hours per Seat 2071-2XXXX 2071-B2XXXX 1.5 2071-A2XXXX 2071-B2XXXX 1.25 G. Material – Cost, Availability and Warranty: 1. Cost: Kits will be provided to replace non-compliant parts. Cost for this kit will be free of charge (FOC) for 4 years from the initial release of this service bulletin. However, the following information should be provided through the warranty process to ensure proper tracking.  Seat Serial Number  Aircraft Platform  MSN Number  Original Purchase Order Once the above information is provided Collins warranty team will provide a disposition, which will request an FOC purchase order. 2. Availability: Contact Collins Sales at cspportal@hs.utc.com for availability. Subject to part availability and lead time based on 4 year implementation timeframe to align with UTAS production schedule. If the operator has an expedite situation, UTAS will inquire if an expedite is available and what fees come with this request. Should there be an expedite fee, this will be at the operator expense. ### Page 4 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 4 of 24 U.S. Export Classification: EAR 9E991 PART NUMBER NOMENCLATURE QTY 2B9331-1P KIT-TRACK STUD REPLACE 1 per applicable Seat H. Tooling - Price and Availability: No special tool(s) required. I. Weight and Balance: No weight change. J. Electrical Load Data: N/A K. References: This Service Bulletin is subject to aircraft modification N° 206172 D65563 (classified minor), 205937 D65457 (classified minor). NOTE: This statement is only applicable for Airbus certified part numbers. The following documents were used in the preparation of this Service Bulletin: GOODRICH Document Change Notice Number: 131764 GOODRICH Engineering Orders: E301731 GOODRICH Engineering Drawing / Parts List: 2B9331, 2071 EDES A33006 issue 3 Other Publications Affected: Affected CMMs: 25-25-87 25-25-86 25-25-71 L. Interchangeability: Refer to aircraft IPC 2. MATERIAL INFORMATION: Replacement Part Numbers A. Parts Required: 2B9331-1P – Kit – Track Stud Replace PART NUMBER NOMENCLATURE QTY ITEM FIND # SB2071-25-046 SERVICE BULLETIN 1 0* INS-2071 INSTALLATION INSTRUCTIONS 1 0* 2B2009-5P LINK, SEATPAN 2 5† NAS623-2-3 SCREW 4 10† NAS1149FN816P WASHER 8 15† NAS623-2-2 SCREW 4 20† MS16562-46 PIN 2 25† NAS623-3-21 SCREW 4 30† NAS1149C1165R WASHER 6 35† MS27183-42 WASHER 2 40† NAS75-3-007 BUSHING 6 45† NAS11490332P WASHER 6 50† MS21042-3 NUT 6 55† NAS623-3-14 SCREW 2 60† ### Page 5 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 5 of 24 U.S. Export Classification: EAR 9E991 2A2070-1 BUSHING 2 65† NAS1149F363P WASHER 4 70† MS16562-67 PIN 2 75† 2B1311-5AEQ BRACKET 1 80** 2B1311-6AEQ BRACKET 1 85** 2B1311-3AEQ BRACKET 1 90 2B1036-9AKY LATCH-LOCK TRAY 1 95 2E8004-3 LIFEVEST STRAP 1 100 6898K61 STRAP 4 105 AN525-832R4 SCREW 2 110 SJ3518FRBLK1ADH LOOP-VELCRO .5 FT 115 SJ3518FRBLK2ADH VELCRO-LOOP .5 FT 120†† 2B9129-11 KIT- PRE INSTALLATION 1 125 2B9129-9P KIT- TRACK INSTALL 1 130 L502 LABEL 1 901 * Parts not illustrated **Either Item Find 80 or Item Find 85 is required for each seat, depending on its orientation. The additional part can be discarded. †These parts/steps are not required for seats going from 2071-A2XXXX configuration to 2071-B2XXXX configuration. The parts can be discarded and the steps can be skipped. ††Part is only required for seats with no seal frame and can be discarded if not used. 3. ACCOMPLISHMENT INSTRUCTIONS: A. DISASSEMBLY INSTRUCTIONS 1. Remove seat from track per installation instructions. Discard all removed parts and hardware. 2. Remove headrest cushion and cover (310) assembly by pulling from one corner. Figure 1 3. Remove backrest cushion and cover assembly (305) by pulling from one of the corners. Figure 1 4. Remove seat pan cushion and cover assembly (300) by pulling from one of the corners. Figure 1 5. Remove tray table (265) by lifting tray table latch (180) and pulling out. Figure 2 6. Remove seal frame/back skin assembly (255) by removing screws (260) by sliding straight up out of the channels in the side panels. Retain all removed parts and hardware. Figure 3 7. Remove restraint (200) by removing nuts (205), washers (210), and screws (215) from the lap belt attachments (230), and screws (235) and washers (240). Retain all removed parts and hardware. Figures 4 & 5 8. Remove tray table latch (180) by removing screw (185), nut (190), and washers (195). Discard latch and one washer, but retain all other removed hardware. Figure 5 ### Page 6 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 6 of 24 U.S. Export Classification: EAR 9E991 9. Locate bottom end of tie rod that is on the same side as the tray table latch. Remove this end of the tie rod (155) by removing nuts (175). Retain all removed hardware. Figure 6 10. Remove cross tube (220) and cross tube fitting (150) on the same side as the removed tie rod end (155) by removing screws (160) and washers (165). Retain all other removed hardware. Figure 6 11. Remove pins (170) from both cross tube fittings (150) and discard pins and one washer. Figure 6 † 12. Remove seat pan pivot plates (320) by removing screws (325), washers (330), bushings (135), spring clip attachments (140), and nuts (145). Retain spring clip attachments and seat pan plates, discard all other removed hardware. Figures 7 & 8 † 13. Remove seat pan links (100) by removing screws (105), washers (110), and pins (115). Discard all removed parts and hardware. Figure 9 † B. REWORK INSTRUCTIONS 1. Drill four 1” holes on outside of seal frame/back skin. Figure 10 2. Drill four 0.25” holes on inside of seal frame/back skin on the same side as the tray table latch. Figure 10 3. Drill four 0.18”hole on the bottom of the seal frame/back skin. Use a cutting wheel to extend the two holes on each side into two slots. Figure 10 C. ASSEMBLY INSTRUCTIONS NOTE: See Figure 15 to verify new hardware part numbers. 1. Install new seat pan links (5) using pins (25), screws (10, 20), and washers (15). Figure 9 † 2. Install seat pan pivot plates (320) by installing new screws (30, 60), washers (35, 40, 50, 70), bushings (45, 65), nuts (55), and removed spring clip attachment (140). Figures 7 & 8 † 3. Install new pins (75) in to cross tube fittings (150). Figure 11 † 4. Install cross tube fitting (150), one bracket (80**, 85**), and cross tube (220) using removed screws (160) and washer (165). Figure 11 **ONLY ONE BRACKET WILL BE REQUIRED DEPENDING ON WHAT SIDE TRAY TABLE LATCH IS ON. 5. Install bottom end of tie rod (155) using nuts (175). Figure 11 6. Install new tray table latch (95) and bracket (90) using removed screw (185), nut (190) and washer (195). Figure 12 ### Page 7 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 7 of 24 U.S. Export Classification: EAR 9E991 7. Install restraint (200) by installing nuts (205), washers (210), and screws (215) on the lap belt attachments (230), and washers (240) and screws (235). Apply Loctite 243 or equivalent. Figures 4 & 12 8. Install seal frame/back skin assembly (255) by sliding it straight down the channels in the side panels, starting from the top, and using screws (260, 110). Make sure the clip on the back of the seal frame slides over the flange of the floor pan. Figures 13 & 14 9. Install metal ties (105) through holes in seal frame/back skin. Install two straps through to the center attach plate, one strap through to the bracket attached to the tray table latch (90), and one strap through to the bracket attached to the cross tube fitting (80, 85). Figures 11, 12, 13 & 14 10. Install velcro (115) on back skin by pressing firmly. Figures 13 & 14 11. For seats with no seal frame: Install velcro (120) on back skin by pressing firmly. Figure 14 12. Install tray table (265) by pushing into slot and closing tray table latch (180). Figure 2 13. Install life strap vest (100) in lower stow box. Figure 12 14. Install seat pan cushion and cover assembly (300), backrest cushion and cover assembly (305), and headrest cushion and cover assembly (310) by pressing firmly on velcro. Figure 1 15. Reinstall seat per INS-2071. D. RE-IDENTIFICATION OF EQUIPMENT 1. **Using a permanent fine point black marker, update the seat label according to Table 1 (Figure 17). Old Seat P/N New Seat P/N Reference Figure 2071-2XXXX 2071-B2XXXX Figure 17 2071-A2XXXX 2071-B2XXXX Figure 17 2. Attach new Service Bulletin label (901) as close to original seat label as possible (Figure 16 & 18). **Updating this label is imperative because the seat part number is changed by this modification.** ### Page 8 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 8 of 24 U.S. Export Classification: EAR 9E991 Figure 1 ### Page 9 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 9 of 24 U.S. Export Classification: EAR 9E991 Figure 2 ### Page 10 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 10 of 24 U.S. Export Classification: EAR 9E991 Figure 3 ### Page 11 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 11 of 24 U.S. Export Classification: EAR 9E991 Figure 4 ### Page 12 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 12 of 24 U.S. Export Classification: EAR 9E991 Figure 5 ### Page 13 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 13 of 24 U.S. Export Classification: EAR 9E991 Figure 6 ### Page 14 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 14 of 24 U.S. Export Classification: EAR 9E991 Figure 7 ### Page 15 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 15 of 24 U.S. Export Classification: EAR 9E991 Figure 8 ### Page 16 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 16 of 24 U.S. Export Classification: EAR 9E991 Figure 9 ### Page 17 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN 16.52 18.02 19. 23.2022.15 31.5430.79 Ø 1.00 TYP X4- 8.80 1Ø .25 TYP X4 -Ø . 18 TYP X4 INSIDE OF SEAL FRAME OUTSIDE OF SEAL FRAME . 47 TYP X2 Figure 10 COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C 2071-25-046 Page 17 of 24 U.S. Export Classification: EAR 9E991 ### Page 18 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 18 of 24 U.S. Export Classification: EAR 9E991 Figure 11 ### Page 19 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN 195 • 95 185 190 90 SOTH VIEWS SHOWN FROM BACK OF SEAT - 200 - 100 - 235 —240 Figure 12 COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 2071-25-046 Revision: C Page 19 of 24 U.S. Export Classification: EAR 9E991 ### Page 20 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN • 105 255 WITH ITEM ATTACHING 144 HÈRE SIDE SKIN - 105 REMOVED FOR CLARITY -142 -BXX ONLY -120 105 REF CUT TO COVER p000 - 110 Figure 13 COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 2071-25-046 Revision: C Page 20 of 24 U.S. Export Classification: EAR 9E991 ### Page 21 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN LOOKING FROM THE FRONT 60 105 ATTACHING ITEM 255 WITH ITEM 260 HERE BACKREST REMOVED IN BOTH VIEWS FOR CLARITY ŻIP°TIES SANI 105 REF ozI- CUT TO COVER - 105 2:8 TEE AND — 110 Figure 14 COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 2071-25-046 Revision: C Page 21 of 24 U.S. Export Classification: EAR 9E991 ### Page 22 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN NAS623-2-3 NAS623-2-2 AN525-832R4 NAS623-3-14 NAS623-3-21 NAS1149FN816P NAS1149C1165R MS27183-42 MS21042-3 NAS75-3-007 NAS11490332P 2A2070-1 NAS1149F363P Figure 15 COLLINS AEROSPACE PROPRIETARY DATA Revision: C January 14, 2020 2071-25-046 Page 22 of 24 U.S. Export Classification: EAR 9E991 ### Page 23 2071-25-046 Goodrich Corporation Interiors 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C Page 23 of 24 U.S. Export Classification: EAR 9E991 Figure 16 ### Page 24 (OCR) Collins Aerospace Goodrich Corporation Interiors A United Technologies Company 1275 North Newport Road Colorado Springs, CO 80916-2779 SERVICE BULLETIN 1275 N. NEWPORT RD. GOODRICH COLORADO SPRINGS, CO 80916 16-G FWD/AFT FACING SEAT AS 8049 ALSO COMPLIES WITH TSO C39b QUALITY SPEC. NO.:XXXXXXXX AIP PART NO.: 2071-XXX MFG. DATE: XXXXXXXX SER NO.: XXX WEIGHT: XXX AIP-DDP NO.: XXX Figure 17 1275 N. NEWPORT RD. GOODRICH COMRADO SPRCM 3120 FSCM 31218 MODIFIED PER GOODRICH S/B 2071-25-046 GOODRICH KIT NO. 2B9331-1P REV. C Figure 18 (Item 901) COLLINS AEROSPACE PROPRIETARY DATA January 14, 2020 Revision: C 2071-25-046 Page 24 of 24 U.S. Export Classification: EAR 9E991 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.