The Relay,electromagnetic, cataloged under National Stock Number 5945-01-029-3296, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ampex Data Systems Corp Computer Products Div. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5945-01-029-3296 |
| Primary Part Number | 020-721 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Ampex Data Systems Corp Computer Products Div |
| Status | ACTIVE |
| Pile-Up Main Contact Form Arrangement | 1C |
| Main Contact Maximum Voltage Rating in Volts | 30.0 DC |
| Winding DC Resistance Rating | 120.0 OHMS NOMINAL SINGLE WINDING |
| Coil Quantity | 1 |
| Winding Quantity | 1 |
| 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 |
|---|---|
| 020-721 PRIMARY | Ampex Data Systems Corp Computer Products Div (USA) |
NSN 5945-01-029-3296 is a Relay,electromagnetic, manufactured by Ampex Data Systems Corp Computer Products Div, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-029-3296 has 1 manufacturer part number on file: 020-721 (Ampex Data Systems Corp Computer Products Div).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-497-1101. Verify interchangeability with system specifications before substitution.
Key specifications for 020-721: Overall Height: 1.906 INCHES NOMINAL IN; Pile-Up Main Contact Form Arrangement: 1C; Main Contact Maximum Voltage Rating in Volts: 30.0 DC; Overall Length: 1.531 INCHES NOMINAL IN. 5 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.
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.