The U.S. aircraft register, updated daily
Parts · Engine

Spacer

296 failure reports named the spacer in the last ten years, 532 since 1995, most often on the Boeing 737; the condition most often found was "debonded". 2,198 FAA approvals let 25 companies make a replacement spacer, Monadnock Company holding the most (244). The reports call it "spacer", "spacer assy", "spacer set".

Reports by year

015304560199520002005201020152020202532026
Reports by year, as a table
reports
19959
199610
199712
199813
199912
200027
20018
200213
200319
20049
200512
20067
20074
20085
200912
201010
20119
20126
201311
201417
201511
201626
201723
201827
201945
202033
202160
202248
202317
202411
20253
20263

How it failed the condition found, last ten years

debonded135corroded57missing18damaged17worn14cracked11loose6none5broken4detached3
Conditions found, as a table
reports
debonded135
corroded57
missing18
damaged17
worn14
cracked11
loose6
none5
broken4
detached3

Engines most often reporting it

Approved replacement parts 2,198 parts manufacturer approvals

A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a spacer and sell it as an approved part for the models named. These are the companies holding such approvals for a spacer:

For these models most: Boeing 737 (658), Boeing 747 (412), Boeing 767 (239), Boeing 757 (221), Boeing 777 (196), Sikorsky S-61 (139), Boeing 727 (133), Boeing 707 (96), Israel Aircraft Industries 1124 (59), Mcdonnell Douglas DC-9 (44), Airbus A320 (43), Airbus A319 (43).

MakerPartReplacesFitsGrantedStatus
Jet Avion Corporation A Heico Aerospace CompanySpacer 334U8001-1JA334U8001-1The Boeing Company 747-8F Series2026-08-31current
Abi LLCSpacer CA84106-05-2Modification PartThrush Aircraft Inc S2RHG-T34, S2R-T65, S2R-H802026-07-20current
Core Parts LLCSpacer, Stepped 3012928CP3012928Pratt & Whitney Canada Corp. PT6A-6, PT6A-6A, PT6A-6B2026-07-10current
Rapco Fleet Support INCSpacer, Axle RFS60-43860-438Ontic Engineering... SA226-T, SA226-AT, SA226-T(B)2026-07-01current
Rapco Fleet Support INCSpacer, Axle RFS60-43860-438Textron Aviation Inc. 200, 200C, 200CT2026-07-01current
Texas Air Services, INC.Spacer TAS1005-1Modification PartDe Havilland... DHC-6-100, DHC-6-200, DHC-6-3002026-04-28current
Jet Avion Corporation A Heico Aerospace CompanySpacer A35222JAA35222Airbus SAS A321-111, A321-211, A321-2122026-04-28current
Aircorps Aviation, LLCSpacer F9XW2318110A0023F9XW2318110A0023Dassault Aviation FALCON 900EX2026-04-27current
Source Manufacturing INCSpacer, Sleeve 406123TMT, 406123-05TMT406123Erickson... JT12A-6, JT12A-6A, JT12A-82026-04-10current
Source Manufacturing INCSpacer, Sleeve 370916TMT, 370916-05TMT370916Erickson... JT12A-6, JT12A-6A, JT12A-82026-04-10current
Source Manufacturing INCSpacer, Sleeve 370917TMT, 370917-05TMT370917Erickson... JT12A-6, JT12A-6A, JT12A-82026-04-10current
Source Manufacturing INCSpacer, Sleeve 406119TMT, 406119-05TMT406119Erickson... JT12A-6, JT12A-6A, JT12A-82026-04-10current
Source Manufacturing INCSpacer, Sleeve 370915TMT, 370915-05TMT370915Erickson... JT12A-6, JT12A-6A, JT12A-82026-04-10current
Abi LLCSpacer ABI-3227-003227-00STOL Aviation S-1B22026-03-30current
Abi LLCSpacer ABI-2504-012504-01FS 2001 Corp. PA-142026-03-30current
Abi LLCSpacer ABI-3227-003227-00Luscombe Aircraft Corp. 8, 8A, 8B2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Univair Aircraft... 108, 108-1, 108-22026-03-30current
Abi LLCSpacer ABI-3227-003227-00Aviat Aircraft Inc. A-1, A-1A, A-1B2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Piper Aircraft Inc. J3C-40, J3C-50, J3C-50S2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Aviat Aircraft Inc. A-1, A-1A, A-1B2026-03-30current
Abi LLCSpacer ABI-3258-003258-00Textron Aviation Inc. 120, 140, 140A2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Taylorcraft 2000 LLC BCS, BCS-65, BCS12-652026-03-30current
Abi LLCSpacer ABI-3258-003258-00FS 2003 Corp. PA-122026-03-30current
Abi LLCSpacer ABI-3258-003258-00FS 2001 Corp. J5A (Army L-4F), J5A-80, J5B (Army L-4G)2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Taylorcraft Inc. BLS, BLS-65, BLS12-652026-03-30current
Abi LLCSpacer ABI-3258-003258-00AeroSedan LLC 15AC2026-03-30current
Abi LLCSpacer ABI-3258-003258-00FS 2002 Corp. PA-142026-03-30current
Abi LLCSpacer ABI-2504-012504-01American Champion... 7AC, 7ACA, S7AC2026-03-30current
Abi LLCSpacer ABI-3258-003258-00Cub Crafters Inc. CC19-180, CC19-2152026-03-30current
Abi LLCSpacer ABI-3258-003258-00Taylorcraft Inc. BLS, BLS-65, BLS12-652026-03-30current
Abi LLCSpacer ABI-3258-003258-00STOL Aviation S-1B22026-03-30current
Abi LLCSpacer ABI-3258-003258-00Luscombe Aircraft Corp. 8, 8A, 8B2026-03-30current
Abi LLCSpacer ABI-3258-003258-00Taylorcraft 2000 LLC BCS, BCS-65, BCS12-652026-03-30current
Abi LLCSpacer ABI-3227-003227-00Cub Crafters Inc. CC19-180, CC19-2152026-03-30current
Abi LLCSpacer ABI-3227-003227-00FS 2001 Corp. J5A (Army L-4F), J5A-80, J5B (Army L-4G)2026-03-30current
Abi LLCSpacer ABI-3227-003227-00Taylorcraft Inc. BLS, BLS-65, BLS12-652026-03-30current
Abi LLCSpacer ABI-3258-003258-00Aviat Aircraft Inc. A-1, A-1A, A-1B2026-03-30current
Abi LLCSpacer ABI-3227-003227-00FS 2003 Corp. PA-122026-03-30current
Abi LLCSpacer ABI-3227-003227-00Piper Aircraft Inc. J3C-40, J3C-50, J3C-50S2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Textron Aviation Inc. 120, 140, 140A2026-03-30current
Abi LLCSpacer ABI-3227-003227-00American Champion... 7AC, 7ACA, S7AC2026-03-30current
Abi LLCSpacer ABI-2504-012504-01FS 2003 Corp. PA-122026-03-30current
Abi LLCSpacer ABI-2504-012504-01TopCub Aircraft Inc CC18-1802026-03-30current
Abi LLCSpacer ABI-3227-003227-00FS 2002 Corp. PA-142026-03-30current
Abi LLCSpacer ABI-3227-003227-00TopCub Aircraft Inc CC18-1802026-03-30current
Abi LLCSpacer ABI-2504-012504-01Maule Aerospace... Bee Dee M-4, M-4, M-4C2026-03-30current
Abi LLCSpacer ABI-3258-003258-00Maule Aerospace... Bee Dee M-4, M-4, M-4C2026-03-30current
Abi LLCSpacer ABI-2504-012504-01AeroSedan LLC 15AC2026-03-30current
Abi LLCSpacer ABI-2504-012504-01STOL Aviation S-1B22026-03-30current
Abi LLCSpacer ABI-3227-003227-00Univair Aircraft... 108, 108-1, 108-22026-03-30current
Abi LLCSpacer ABI-3227-003227-00Maule Aerospace... Bee Dee M-4, M-4, M-4C2026-03-30current
Abi LLCSpacer ABI-3227-003227-00AeroSedan LLC 15AC2026-03-30current
Abi LLCSpacer ABI-3227-003227-00Textron Aviation Inc. 120, 140, 140A2026-03-30current
Abi LLCSpacer ABI-2504-012504-01Luscombe Aircraft Corp. 8, 8A, 8B2026-03-30current
Abi LLCSpacer ABI-3227-003227-00Taylorcraft 2000 LLC BCS, BCS-65, BCS12-652026-03-30current
Abi LLCSpacer ABI-2504-012504-01Cub Crafters Inc. CC19-180, CC19-2152026-03-30current
Abi LLCSpacer ABI-3258-003258-00American Champion... 7AC, 7ACA, S7AC2026-03-30current
Abi LLCSpacer ABI-3258-003258-00Univair Aircraft... 108, 108-1, 108-22026-03-30current
Abi LLCSpacer ABI-3258-003258-00TopCub Aircraft Inc CC18-1802026-03-30current
Abi LLCSpacer ABI-3258-003258-00Piper Aircraft Inc. J3C-40, J3C-50, J3C-50S2026-03-30current
Airforms LLCSpacer APS067-03500067-03500Thrush Aircraft S2R, S2R-T660, S2R-R13402026-03-09current
Airforms LLCSpacer APS067-06300067-06300NZSkydive Ltd. 750XL2026-03-09current
Airforms LLCSpacer APS067-03500067-03500Allied Ag Cat Productions G-164C, G-164D, G-164D with 73" wing gap2026-03-09current
Airforms LLCSpacer APS067-06300067-06300Piper Aircraft Inc. PA-36-3002026-03-09current
Airforms LLCSpacer APS067-06300067-06300Weatherly Aircraft Company 201A, 201B, 201C2026-03-09current
Airforms LLCSpacer APS067-06300067-06300De Havilland... DHC-6-100, DHC-6-200, DHC-6-3002026-03-09current
Airforms LLCSpacer APS067-03500067-03500Air Tractor AT-400, AT-402, AT-5012026-03-09current
Airforms LLCSpacer APS067-06300067-06300The Waco Aircraft Company YMF2026-03-09current
Airforms LLCSpacer APS067-06300067-06300Daher Aircraft Design Kodiak 1002026-03-09current
Airforms LLCSpacer (Outboard) APS067-06700067-06700Textron Aviation Inc. 208, 208B2026-03-09current
Airforms LLCSpacer APS067-06300067-06300Allied Ag Cat Productions G-164, G-164A, G-164B2026-03-09current
Airforms LLCSpacer (Outboard) APS067-06700067-06700NZSkydive Ltd. 750XL2026-03-09current
Airforms LLCSpacer APS067-06300067-06300Air Tractor AT-300, AT-301, AT-3022026-03-09current
Airforms LLCSpacer APS067-06300067-06300BlanchAir LLC DW-12026-03-09current
Airforms LLCSpacer APS067-06300067-06300Textron Aviation Inc. 188, A188, 188A2026-03-09current
Airforms LLCSpacer (Outboard) APS067-06700067-06700Daher Aircraft Design Kodiak 1002026-03-09current
Thales Avionics INC.SPACER,SHROUD,0.9" THK CL DIV 181289-203181289-203The Boeing Company 787-82026-02-16current
Core Parts LLCSpacer, Oil Slinger 3021848CP3021848Pratt & Whitney Canada Corp. PT6A-38, PT6A-41, PT6A-422026-02-11current
Core Parts LLCSpacer, Oil Slinger 3109585-01CP3109585-01Pratt & Whitney Canada Corp. PT6A-38, PT6A-41, PT6A-422026-02-11current
Core Parts LLCSpacer, Adjusting 3007355CP3007355Pratt & Whitney Canada Corp. PT6A-6, PT6A-6A, PT6A-6B2026-02-11current
Core Parts LLCSpacer, Oil Slinger 3112608-01CP3112608-01Pratt & Whitney Canada Corp. PT6A-64, PT6A-66, PT6A-66A2026-02-11current
Thales Avionics INC.SPACER, SHROUD 15.4" DIGITALOVERHEAD, B787 181288-103181288-103The Boeing Company 787-92026-02-02current
Thales Avionics INC.SPACER, CLASS DIVIDER, 15.3 181675-103181675-103The Boeing Company 787-92026-02-02current
Aviation Component SolutionsSpacer P014861008607-1The Boeing Company 787-8, 787-9, 787-102026-01-06current
Pemco World Air ServicesSpacer 0370-25-0241-47Modification ArticleThe Boeing Company 737-7002025-12-17current
Aero Brake & Spares INCSpacer, Heat Shield 60-950-1AB60-950-1Bombardier Inc. BD-100-1A102025-10-24current
Turbine Kinetics INC, A Heico Aerospace CompanySpacer 108445-7KT108445-7The Boeing Company 757-200 Series, 757-200PF Series,...2025-09-30current
Hartzell Engine Technologies LLCSpacer, .33 ID x .25 5500622535Continental... TSIO-360RB-1B, TSIO-360RB-3B,...2025-09-18current
Hartzell Engine Technologies LLCSpacer, Shipping 55202653789Continental... IO-470-C10B, IO-470-C11B, IO-470-C12B2025-09-18current
Hartzell Engine Technologies LLCSpacer, Idler Sheave 55258643957-1Continental... TSIO-520-CE1B, TSIO-520-CE1F, TSIO-520-CE2B2025-09-18current
Hartzell Engine Technologies LLCSpacer, Shaft 55141649351Continental... IO-520-BA12B, IO-520-BA14B, IO-520-BA14M2025-09-18current
Hartzell Engine Technologies LLCSpacer 55138649290Continental... IO-360ES-2B, IO-360ES-12B, IO-360ES-20B2025-09-18current
Hartzell Engine Technologies LLCSpacer 55147649865Continental... IO-520-BA12B, IO-520-BA14B, IO-520-BA14M2025-09-18current
Space Exploration TechnologiesSPACER, FWD LUG, STARLINKAVIATION 06654106-015Modification ArticleMHI RJ Aviation ULC CL-600-2C11 (Regional Jet Series 550)2025-09-09current
Space Exploration TechnologiesSPACER, AFT LUG, STARLINKAVIATION 06654106-016Modification ArticleMHI RJ Aviation ULC CL-600-2C11 (Regional Jet Series 550)2025-09-09current
Rotair Aerospace Corporation SPACER RS4059-12-524SS4059-12-524Sikorsky Aircraft Corporation S61N2025-09-02current
Safran Cabin INC.Spacer 9613252-79613252-7MHI RJ Aviation ULC CL-600-2C10 ...2025-08-22current
Safran Cabin INC.Spacer CDSP5503-050CDSP5503-050MHI RJ Aviation ULC CL-600-2D24 (Regional Jet Series 900)2025-08-22current
Safran Cabin INC.SPACER 9506131-119506131-11De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9501130-19501130-1De Havilland... DHC-8-1002025-08-22current
Safran Cabin INC.SPACER 9501295-19501295-1De Havilland... DHC-8-1002025-08-22current
Safran Cabin INC.SPACER 9512044-59512044-5De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9501295-19501295-1De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9501295-39501295-3De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9501079-79501079-7De Havilland... DHC-8-1002025-08-22current
Safran Cabin INC.SPACER 9501295-39501295-3De Havilland... DHC-8-1002025-08-22current
Safran Cabin INC.SPACER 9501079-79501079-7De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9501295-39501295-3De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9512044-19512044-1De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9501130-19501130-1De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9681067-79681067-7De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9545039-19545039-1De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9512028-19512028-1De Havilland... DHC-8-1002025-08-22current
Safran Cabin INC.SPACER 9512044-39512044-3De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9501295-19501295-1De Havilland... DHC-8-300, DASH 8 Series 3002025-08-22current
Safran Cabin INC.SPACER 9501130-19501130-1De Havilland... DHC-8-4002025-08-22current
Safran Cabin INC.SPACER 9863119-79863119-7MHI RJ Aviation ULC CL-600-2B19 MHI RJ Aviation ULC Series 1002025-08-22current
Safran Cabin INC.SPACER 4582117-14582117-1MHI RJ Aviation ULC CL-600-2B19 MHI RJ Aviation ULC Series 1002025-08-22current
Safran Cabin INC.SPACER UPPER 4591091-34591091-3MHI RJ Aviation ULC CL-600-2B19 MHI RJ Aviation ULC Series 1002025-08-22current
Safran Cabin INC.SPACER LOWER 4591091-14591091-1MHI RJ Aviation ULC CL-600-2B19 MHI RJ Aviation ULC Series 1002025-08-22current
Safran Cabin INC.SPACER 9613252-79613252-7MHI RJ Aviation ULC CL-600-2C10 SERIES 7002025-08-22current
Safran Cabin INC.SPACER CDSP5501-006CDSP5501-006EMBRAER S.A. ERJ 190-300, ERJ 190-4002025-08-20current
Aero Brake & Spares INC.Spacer, Heat Shield 5010891AB5010891Saab AB Model SAAB 20002025-08-19current
Safran Cabin INC.SPACER H825330-1H825330-1MHI RJ AVIATION ULC CL-600-2D24 (REGIONAL JET SERIES 900)2025-08-18current
Safran Cabin INC.Spacer CDSP5501-012CDSP5501-012Airbus Canada... BD-500-1A102025-08-18current
Safran Cabin INC.Spacer CDSP5501-058CDSP5501-058Airbus Canada... BD-500-1A102025-08-18current
Safran Cabin INC.Spacer CDSP5501-010CDSP5501-010Airbus Canada... BD-500-1A102025-08-18current
Safran Cabin INC.Spacer CDSP5501-025CDSP5501-025Airbus Canada... BD-500-1A102025-08-18current
Safran Cabin INC.Spacer 9512028-19512028-1 De Havilland... DHC-8-100 Series2025-08-18current
Safran Cabin INC.Spacer 9701099-19701099-1De Havilland... DHC-8-200 Series2025-08-18current
Safran Cabin INC.Spacer 9701099-19701099-1De Havilland... DHC-8-300 Series2025-08-18current
Safran Cabin INC.Spacer 9701099-19701099-1De Havilland... DHC-8-100 Series2025-08-18current
Safran Cabin INC.Spacer B831998-225B831998-225Airbus S.A.S A380-841, A380-842, A380-8612025-08-18current
Safran Cabin INC.SPACER 9721034-19721034-1DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER 9721031-59721031-5DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER (LD24-.500) 9701043-39701043-3DE HAVILLAND... DHC-8-200 SERIES2025-08-18current
Safran Cabin INC.SPACER 9701099-19701099-1DE HAVILLAND... DHC-8-200 SERIES2025-08-18current
Safran Cabin INC.SPACER 9701099-19701099-1DE HAVILLAND... DHC-8-100 SERIES2025-08-18current
Safran Cabin INC.SPACER 9701099-19701099-1DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER 9701062-59701062-5DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER (LD24-.500) 9701043-39701043-3DE HAVILLAND... DHC-8-100 SERIES2025-08-18current
Safran Cabin INC.SPACER (LD24-.500) 9701043-39701043-3DE HAVILLAND... DHC-8-300 SERIES2025-08-18current
Safran Cabin INC.SPACER (LD24-.500) 9701043-39701043-3DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER (1/4 TURN) 9621055-59621055-5DE HAVILLAND... DHC-8-100 SERIES2025-08-18current
Safran Cabin INC.SPACER (1/4 TURN) 9621055-59621055-5DE HAVILLAND... DHC-8-300 SERIES2025-08-18current
Safran Cabin INC.SPACER 9581085-59581085-5DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER 9581085-19581085-1DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER 9581085-39581085-3DE HAVILLAND... DHC-8-400 SERIES2025-08-18current
Safran Cabin INC.SPACER 9501130-19501130-1De Havilland... DHC-8-200 Series2025-08-18current
Safran Cabin INC.SPACER 9501295-19501295-1De Havilland... DHC-8-200 Series2025-08-18current

The first 150 of 400.

Sources: the FAA's service difficulty reports since 1995 (a report is a part that failed and was fixed, as filed by an airline, repair station or owner; the count shows reporting as much as reliability) and the parts manufacturer approvals in the FAA's Dynamic Regulatory System. The part name is the reporters' and the approval holders' own words, reduced to the first plain words so that spellings meet.