The Relay,electromagnetic, cataloged under National Stock Number 5945-01-308-4034, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is American Zettler Inc. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-308-4034 |
| Primary Part Number | AZ431-16-200 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | American Zettler Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) SECOND MOUNTING FACILITY |
| Fragility Factor | MODERATELY RUGGED |
| Precious Material | SILVER AND GOLD |
| Main Contact Load Current Rating at Maximum Rated Voltage | 2.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Unthreaded Mounting Hole Diameter | 0.091 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 40.0 OHMS NOMINAL SINGLE WINDING |
| Nominal Thread Size | 0.099 INCHES SECOND MOUNTING FACILITY IN |
| Time Delay | 0.02 SECONDS MAXIMUM FIXED OPERATE TIME |
| Time Delay | 0.012 SECONDS MAXIMUM FIXED RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | VIBRATION PROOF AND SHOCK PROOF AND DUSTPROOF |
| Precious Material and Location | CONTACT ARMS AND TERMINALS SILVER AND CONTACT ARMS AND TERMINALS GOLD |
| Cubic Measure | 1.217 CUBIC INCHES |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 4.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Thread Class | 2A SECOND MOUNTING FACILITY A |
| Terminal Type and Quantity | 12 TAB, SOLDER LUG ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY |
| Purpose for Which Designed | GENERAL |
| 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 |
|---|---|
| AZ431-16-200 | American Zettler Inc (USA) |
| Reference | Meaning |
|---|---|
| 519405 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-01-308-4034 is a Relay,electromagnetic, manufactured by American Zettler Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-308-4034 has 1 manufacturer part number on file: AZ431-16-200 (American Zettler Inc).
2 possible matches (shared part number, not a government interchangeability claim): 2610-01-363-1874, 6675-01-631-3353. Verify interchangeability with system specifications before substitution.
Key specifications for AZ431-16-200: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY; Mounting Facility Type and Quantity: 1 THREADED STUD(S) SECOND MOUNTING FACILITY; Overall Height: 1.187 INCHES MAXIMUM IN; Fragility Factor: MODERATELY RUGGED. 23 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.