The Switch,thermostatic, cataloged under National Stock Number 5930-00-251-8701, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-251-8701 |
| Primary Part Number | 30000-048 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | THREADED STUD |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | BRACKET(S) |
| Contact Adjustment Range | +50.00 TO 300.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Features Provided | AUTOMATIC RESET |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| 30000-048 | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| Reference | Meaning |
|---|---|
| 30000-19 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| A-4029 | 3/9 Design control — primary reference U.S. Government activity |
| C4034-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-251-8701 is a Switch,thermostatic, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-251-8701 has 1 manufacturer part number on file: 30000-048 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
4 possible matches (shared part number, not a government interchangeability claim): 1240-00-334-3366, 5996-00-646-3857, 5998-00-903-2918. Verify interchangeability with system specifications before substitution.
Key specifications for 30000-048: Overall Height: 1.500 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: THREADED STUD; Contact Load Current Rating: 10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE. 11 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.