The Relay,rotary, cataloged under National Stock Number 5945-00-856-9432, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-856-9432 |
| Primary Part Number | 1641991 |
| Item Name | Relay,rotary |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Winding Characteristic | SINGLE WOUND TAPPED |
| Contact Form Arrangement | 1A1B1C |
| Structural Design | PILE-UP |
| DC Operating Voltage Rating in Volts | 24.0 MAXIMUM |
| Contact Terminal Quantity | 11 |
| Coil Terminal Quantity | 2 |
| Environmental Protection | DUSTPROOF |
| Mounting Configuration | FOUR 8-32 IN. THD MTG STUDS ON 4.312 IN. BY 1.500 IN. MTG CENTERS IN |
| Rotation Direction for Which Designed | CLOCKWISE |
| Coil 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 |
|---|---|
| 1641991 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| RP11047G1 | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| RP11047G1 | 5/9 Secondary reference Te Connectivity Corporation |
| RP11047G1 | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
NSN 5945-00-856-9432 is a Relay,rotary, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-856-9432 has 2 manufacturer part numbers on file: 1641991 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), RP11047G1 (Te Connectivity Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-623-1952. Verify interchangeability with system specifications before substitution.
Key specifications for 1641991: Winding Characteristic: SINGLE WOUND TAPPED; Overall Height: 4.060 INCHES NOMINAL IN; Contact Form Arrangement: 1A1B1C; Structural Design: PILE-UP. 10 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.