The Retainer,electrical Relay, cataloged under National Stock Number 5945-00-012-5437, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Retainer,electrical Relay |
| FSC / FSG | 5945 — Relays and Solenoids (FSG 59) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030) |
| Parameter | Value |
|---|---|
| NSN | 5945-00-012-5437 |
| Primary Part Number | 21285 |
| Item Name | Retainer,electrical Relay |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21285 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 21285 | 5/9 Secondary reference United Technologies Corp Hamilton Sundstrand Corp |
NSN 5945-00-012-5437 is a Retainer,electrical Relay, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-012-5437 has 1 manufacturer part number on file: 21285 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
4 possible matches (shared part number, not a government interchangeability claim): 5360-00-211-8445, 5950-00-542-1228, 5110-00-941-2707. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.