The Switch,pressure, cataloged under National Stock Number 5930-00-231-4960, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Spectrum Associates, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-231-4960 |
| Primary Part Number | 4305-12 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Spectrum Associates, Inc. |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Proof Pressure | 250.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 4.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Pressure Switch Type | GAGE |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| 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 |
|---|---|
| 65351-11563-102 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 4305-12 PRIMARY | Spectrum Associates, Inc. (USA) |
| Reference | Meaning |
|---|---|
| P10M-H23 | 5/9 Secondary reference United Electric Controls Co Div Precision Sensors Division |
NSN 5930-00-231-4960 is a Switch,pressure, manufactured by Spectrum Associates, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-231-4960 has 2 manufacturer part numbers on file: 65351-11563-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 4305-12 (Spectrum Associates, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-631-9717. Verify interchangeability with system specifications before substitution.
Key specifications for 4305-12: Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Proof Pressure: 250.00 POUNDS PER SQUARE INCH LBS; Contact Load Current Rating: 4.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE. 8 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.