The Switch,push, cataloged under National Stock Number 5930-00-451-4041, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-451-4041 |
| Primary Part Number | 6981ED171-21 |
| Item Name | Switch,push |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Actuator Inscription | EMER STOP SINGLE ACTUATOR |
| Body Style | HOLE MOUNT |
| Actuator Style | ROUND, FLUSH |
| Body Width | 3.750 INCHES NOMINAL IN |
| Body Height | 6.250 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 5.500 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY CLOSED, DOUBLE BREAK, MOMENTARY ACTION SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 440.0 AC AND 355.0 DC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.000 INCHES NOMINAL IN |
| Terminal Type and Quantity | 4 SCREW |
| Contact Load Current Rating at Maximum Rated Voltage | 500.000 MILLIAMPERES INDUCTIVE DC AND 5.000 AMPERES INDUCTIVE AC |
| Hazardous Locations/environmental Protection | SHOCK RESISTANT AND WATERTIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6981ED171-21 PRIMARY | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 6981ED91-165 | 5/9 Secondary reference Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
NSN 5930-00-451-4041 is a Switch,push, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-451-4041 has 1 manufacturer part number on file: 6981ED171-21 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-525-9358. Verify interchangeability with system specifications before substitution.
Key specifications for 6981ED171-21: Overall Height: 6.250 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Actuator Inscription: EMER STOP SINGLE ACTUATOR; Body Style: HOLE MOUNT. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.