The Relay Subassembly, cataloged under National Stock Number 5945-01-574-5895, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-574-5895 |
| Primary Part Number | 90-253 |
| Item Name | Relay Subassembly |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | L3 Technologies, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 433-7067656-376 | Naval Sea Systems Command (USA) |
| 90-253 PRIMARY | L3 Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 90-253 | 5/2 Secondary reference U.S. Government activity |
| H671-2001-376 | 5/9 Secondary reference U.S. Government activity |
NSN 5945-01-574-5895 is a Relay Subassembly, manufactured by L3 Technologies, Inc., classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-574-5895 has 2 manufacturer part numbers on file: 433-7067656-376 (Naval Sea Systems Command), 90-253 (L3 Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-576-1671. Verify interchangeability with system specifications before substitution.
Key specifications for 90-253: Special Features: POWER REQUIREMENTS; EXTERNAL POWER SUPPLY 90-253 VAC, 47-63HZ, AUTORANGING, 20 WATTS MAX; STANDARD CONNECTOR VAC; Part Name Assigned by Controlling Agency: INAVY-RELAY STATION, DGCP; End Item Identification: RELAY STATION ASSEMBLY DGCP TELEPHONE 90-253; WSD: VIRGINIA CLASS SUBMARINE, SSN-774. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5945-01-574-5895 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.