The Switch,knife, cataloged under National Stock Number 5930-00-283-6873, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Wurdack Walter Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-283-6873 |
| Primary Part Number | G-378 |
| Item Name | Switch,knife |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Wurdack Walter Inc |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 9.750 INCHES NOMINAL IN |
| Switch Actuator Quantity | 1 |
| Body Width | 12.625 INCHES NOMINAL IN |
| Body Height | 8.000 INCHES NOMINAL IN |
| Body Length | 12.219 INCHES NOMINAL IN |
| Maximum Voltage Rating in Volts | 500.0 AC AND 500.0 DC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.500 INCHES NOMINAL IN |
| Terminal Type and Quantity | 4 THREADED STUD |
| Contact Load Current Rating at Maximum Rated Voltage | 200.000 AMPERES RESISTIVE DC |
| 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 |
|---|---|
| G-378 PRIMARY | Wurdack Walter Inc (USA) |
| Reference | Meaning |
|---|---|
| 418-6201-1194047ALT3PC7 | 3/2 Design control — primary reference U.S. Government activity |
| 418-6201-1194044ALT6PC6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-283-6873 is a Switch,knife, manufactured by Wurdack Walter Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-283-6873 has 1 manufacturer part number on file: G-378 (Wurdack Walter Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6130-01-239-1254, 5975-01-699-5511. Verify interchangeability with system specifications before substitution.
Key specifications for G-378: Center to Center Distance Between Mounting Facilities Parallel to Length: 9.750 INCHES NOMINAL IN; Switch Actuator Quantity: 1; Body Width: 12.625 INCHES NOMINAL IN; Body Height: 8.000 INCHES NOMINAL IN. 9 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.