The Switch,lock, cataloged under National Stock Number 5930-01-444-7655, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cole Instrument Corp. Dba Cole Instruments. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-444-7655 |
| Primary Part Number | MKL1890-202-P KEY PULL A |
| Item Name | Switch,lock |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Cole Instrument Corp. Dba Cole Instruments |
| Status | ACTIVE |
| Bushing Length | 0.480 INCHES NOMINAL IN |
| Body Diameter | 0.995 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNTED |
| Mounting Method | THREADED BUSHING |
| Body Length | 1.500 INCHES MAXIMUM IN |
| Maximum Voltage Rating in Volts | 28.0 DC AND 115.0 AC |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG |
| Contact Load Current Rating at Maximum Rated Voltage | 200.0 MILLIAMPERES RESISTIVE DC AND 150.0 MILLIAMPERES RESISTIVE AC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L507002975 | Lockheed Martin Librascope Corporation (USA) |
| MKL1890-202-P KEY PULL A PRIMARY | Cole Instrument Corp. Dba Cole Instruments (USA) |
NSN 5930-01-444-7655 is a Switch,lock, manufactured by Cole Instrument Corp. Dba Cole Instruments, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-444-7655 has 2 manufacturer part numbers on file: L507002975 (Lockheed Martin Librascope Corporation), MKL1890-202-P KEY PULL A (Cole Instrument Corp. Dba Cole Instruments).
Key specifications for MKL1890-202-P KEY PULL A: Bushing Length: 0.480 INCHES NOMINAL IN; Body Diameter: 0.995 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: BUSHING MOUNTED. 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.
NSN 5930-01-444-7655 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.