The Cover,transformer, cataloged under National Stock Number 1660-00-943-7991, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Cover,transformer |
| FSC / FSG | 1660 — No Item Name Available (FSG 16) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030); United Technologies Corp Hamilton Sundstrand Corp (CAGE 07148) |
| Parameter | Value |
|---|---|
| NSN | 1660-00-943-7991 |
| Primary Part Number | 21971-1 |
| Item Name | Cover,transformer |
| FSC / FSG | 1660 / 16 — No Item Name Available |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21919 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 21971 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 21971-1 | United Technologies Corp Hamilton Sundstrand Corp (USA) |
| 21919 | United Technologies Corp Hamilton Sundstrand Corp (USA) |
| 21971 | United Technologies Corp Hamilton Sundstrand Corp (USA) |
| 21971-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 1660-00-943-7991 is a Cover,transformer, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660 (No Item Name Available). Status: active.
NSN 1660-00-943-7991 has 6 cross-referenced part numbers: 21919 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 21971 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 21971-1 (United Technologies Corp Hamilton Sundstrand Corp), 21919 (United Technologies Corp Hamilton Sundstrand Corp), 21971 (United Technologies Corp Hamilton Sundstrand Corp) and 1 more.
There are 8 known substitutes for 1660-00-943-7991: 5930-00-018-1244, 4820-00-064-7420, 5962-00-762-0623 and 5 more. Verify interchangeability with system specifications before substitution.