The U.S. aircraft register, updated daily
Parts

Column

0 failure reports named the column in the last ten years, 5 since 1997. 1 FAA approvals let 1 company make a replacement column, Helicopter Support INC Services Division holding the most (1).

Reports by year

00122119971212000
Reports by year, as a table
reports
19971
19981
19992
20001

Approved replacement parts 1 parts manufacturer approvals

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

For these models most: Sikorsky Aircraft Corp S-76 (1).

MakerPartReplacesFitsGrantedStatus
Helicopter Support INC Services DivisionColumn HS76B100-15Modification PartSikorsky Aircraft S-76B (T.C. H1NE)2004-06-01current

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.