The U.S. aircraft register, updated daily
Parts

Washers

0 failure reports named the washers in the last ten years, 2 since 1997. 7 FAA approvals let 5 companies make a replacement washers, True Lock LLC holding the most (3).

Reports by year

0012221997
Reports by year, as a table
reports
19972

Approved replacement parts 7 parts manufacturer approvals

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

For these models most: Piper PA-18 Super Cub (2), Cirrus SR22 (1), Cirrus SR20 (1), Airbus A300 (1).

MakerPartReplacesFitsGrantedStatus
Helicopter Support INC Services DivisionWASHERS 327B507P4327B507P4General Electric Company 1E3) (CT58-110-22014-04-29current
True Lock LLCWashers APV-1.25-WAS-ZZZModification PartRaytheon Beech) (G362010-06-14current
True Lock LLCWashers APV-1.50-WAS-ZZZModification PartRaytheon Beech) (G362010-06-14current
True Lock LLCWashers APV-1.50-WAS-ZZZModification PartCirrus Design Corporation SR20, SR22, SR22T2010-06-14current
Dakota Cub Aircraft of AlaskaWashers DC85012Piper 85012Piper PA-18, PA-18S, PA-18 "105 (Special)2005-03-03current
Adams Rite Aerospace INCWashers AN960-C6AN960-C6Airbus A300-B2-1A, -B2-1C, -B2-2032004-03-21current
Dakota Cub AircraftWashers DC85012Piper P/N 85012Piper PA-18, PA-18S, PA18 105 (Special)2002-09-23current

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.