The Relay,electromagnetic, cataloged under National Stock Number 5945-00-237-1239, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Olympic Controls Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-237-1239 |
| Primary Part Number | A7997-1 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Olympic Controls Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY |
| Pile-Up Main Contact Form Arrangement | 2C |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 24.0 DC |
| Arc Quenching Method | INERT GAS |
| Overall Diameter | 1.620 INCHES NOMINAL IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 1.5 AMPERES AC AND 1.5 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Frequency in Hertz | 60.0 NOMINAL |
| Nominal Operating Current Rating and Type | 60.0 MILLIAMPERES AC AND 70.0 MILLIAMPERES AC SINGLE WINDING |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 8 PIN ALL FUNCTIONS |
| 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 |
|---|---|
| A7997-1 PRIMARY | Olympic Controls Corp (USA) |
| 560240 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 560240 | 5/9 Secondary reference Bendix Corp the |
| 560240 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 5945-00-237-1239 is a Relay,electromagnetic, manufactured by Olympic Controls Corp, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-237-1239 has 2 manufacturer part numbers on file: A7997-1 (Olympic Controls Corp), 560240 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for A7997-1: Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY; Pile-Up Main Contact Form Arrangement: 2C; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 24.0 DC; Arc Quenching Method: INERT GAS. 14 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.