The Relay,electromagnetic, cataloged under National Stock Number 5945-01-671-3312, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cooper Bussmann, Llc Dba Cooper Industries. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-671-3312 |
| Primary Part Number | 31M-364-0 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Cooper Bussmann, Llc Dba Cooper Industries |
| Status | ACTIVE |
| Main Contact Maximum Voltage Rating in Volts | 24.0 AC/DC |
| Special Test Features | TRANSITION RATE: 4.5 DEGREES CELSIUS MINIMUM TO 1.5 DEGREES CELSIUS MINIMUM; CYCLE: 100 (8 HOUR/CYCLE OR 800 HOURS); SOAK DURATION AT MINIMUM TEMPERATURE: 2.5 HOURS; SOAK DURATION AT MAXIMUM TEMPERATURE: 2.5 HOURS; SOAK DURATION AT ROOM TEMPERATURE: 2.0 HOURS |
| Specification/standard Data | 05047-ASME Y14.100-2013 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-ASME Y14.5-2009 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| 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 |
|---|---|
| 31M-364-0 PRIMARY | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| 12611360 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 31M-364-0 | Bussmann, S De Rl De Cv (MEX) |
| Reference | Meaning |
|---|---|
| 31M-309-1 | 5/9 Secondary reference Cooper Bussmann, Llc Dba Cooper Industries |
| 12603249 | C/1 Advisory reference — outside the item-of-supply concept U S Army Tank Automotive Command Amsta-Im-Mm |
| 12603249 | C/1 Advisory reference — outside the item-of-supply concept Oshkosh Defense Llc |
NSN 5945-01-671-3312 is a Relay,electromagnetic, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-671-3312 has 3 manufacturer part numbers on file: 31M-364-0 (Cooper Bussmann, Llc Dba Cooper Industries), 12611360 (U S Army Tank Automotive Command Amsta-Im-Mm), 31M-364-0 (Bussmann, S De Rl De Cv).
Key specifications for 31M-364-0: Main Contact Maximum Voltage Rating in Volts: 24.0 AC/DC; Special Test Features: TRANSITION RATE: 4.5 DEGREES CELSIUS MINIMUM TO 1.5 DEGREES CELSIUS MINIMUM; CYCLE: 100 (8 HOUR/CYCLE OR 800 HOURS); SOAK DURATION AT MINIMUM TEMPERATURE: 2.5 HOURS; SOAK DURATION AT MAXIMUM TEMPERATURE: 2.5 HOURS; SOAK DURATION AT ROOM TEMPERATURE: 2.0 HOURS; Specification/standard Data: 05047-ASME Y14.100-2013 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-ASME Y14.5-2009 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Special Features: TEMPERATURE RANGE: -40 DEGREES CELSIUS TO +105 DEGREES CELSIUS. 3 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.