The Switch,lock, cataloged under National Stock Number 5930-01-503-2920, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Oslo Switch Inc. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-503-2920 |
| Primary Part Number | K1-101-S-1-S-1N1 |
| Item Name | Switch,lock |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Oslo Switch Inc |
| Status | ACTIVE |
| Bushing Length | 0.396 INCHES NOMINAL IN |
| Body Diameter | 0.695 INCHES NOMINAL IN |
| Inclosure Type | UNINCLOSED |
| Body Style | BUSHING MOUNTED |
| Mounting Method | THREADED BUSHING |
| Nominal Thread Size | 0.750 INCHES IN |
| Body Length | 0.960 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 28.0 DC AND 250.0 AC |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNS |
| 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 |
|---|---|
| K1-101-S-1-S-1N1 PRIMARY | Oslo Switch Inc (USA) |
NSN 5930-01-503-2920 is a Switch,lock, manufactured by Oslo Switch Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-503-2920 has 1 manufacturer part number on file: K1-101-S-1-S-1N1 (Oslo Switch Inc).
Key specifications for K1-101-S-1-S-1N1: Bushing Length: 0.396 INCHES NOMINAL IN; Body Diameter: 0.695 INCHES NOMINAL IN; Inclosure Type: UNINCLOSED; Body Style: BUSHING MOUNTED. 12 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.