The Relay,rotary, cataloged under National Stock Number 5945-01-042-6877, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ametek, Inc. Div Hunter Spring. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-042-6877 |
| Primary Part Number | ML-2920 |
| Item Name | Relay,rotary |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Ametek, Inc. Div Hunter Spring |
| Status | ACTIVE |
| Winding Characteristic | SINGLE WOUND UNTAPPED |
| Structural Design | SECTIONAL |
| Section Quantity | 4 |
| Coil Terminal Quantity | 2 |
| Mounting Configuration | TW0 0.177 IN. DIA MTG HOLES SPACED 1.750 IN. C TO C IN |
| Cubic Measure | 5.859 CUBIC INCHES |
| AC Operating Voltage Rating in Volts | 115.0 NOMINAL |
| 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 |
|---|---|
| ML-2920 PRIMARY | Ametek, Inc. Div Hunter Spring (USA) |
| Reference | Meaning |
|---|---|
| ML2920 | 5/9 Secondary reference Ametek, Inc. Div Aerospace & Defense |
NSN 5945-01-042-6877 is a Relay,rotary, manufactured by Ametek, Inc. Div Hunter Spring, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-042-6877 has 1 manufacturer part number on file: ML-2920 (Ametek, Inc. Div Hunter Spring).
Key specifications for ML-2920: Winding Characteristic: SINGLE WOUND UNTAPPED; Overall Height: 3.750 INCHES MAXIMUM IN; Structural Design: SECTIONAL; Section Quantity: 4. 9 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.