The Relay,thermal, cataloged under National Stock Number 5945-00-786-2485, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Relay Specialties Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5945-00-786-2485 |
| Primary Part Number | PX300SN0115 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Relay Specialties Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN |
| Contact Maximum Voltage Rating in Volts | 115.0 AC |
| Delay Time in Seconds | 300.0 FIXED OPERATE NOMINAL |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Heater Voltage Rating in Volts | 115.0 |
| Terminal Type and Quantity | 7 PIN |
| 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 |
|---|---|
| PX300SN0115 | Relay Specialties Inc (USA) |
| Reference | Meaning |
|---|---|
| 100737 | 5/9 Secondary reference Lad Electro-Systems Inc |
| RL79243 | 3/9 Design control — primary reference Lct Electronics |
NSN 5945-00-786-2485 is a Relay,thermal, manufactured by Relay Specialties Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-786-2485 has 1 manufacturer part number on file: PX300SN0115 (Relay Specialties Inc).
4 possible matches (shared part number, not a government interchangeability claim): 2590-00-934-1853, 5365-01-029-1943, 5305-01-303-1997. Verify interchangeability with system specifications before substitution.
Key specifications for PX300SN0115: Mounting Facility Type and Quantity: 1 PLUG-IN; Contact Maximum Voltage Rating in Volts: 115.0 AC; Delay Time in Seconds: 300.0 FIXED OPERATE NOMINAL; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN. 7 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.