The Switch,pressure, cataloged under National Stock Number 5930-01-072-9973, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-072-9973 |
| Primary Part Number | 12273320 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 1.015 INCHES MAXIMUM IN |
| Proof Pressure | 100.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INPUT PORT |
| Sensing Element Burst Pressure | 250.00 POUNDS PER SQUARE INCH GAGE LBS |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | GAGE |
| Operating Temp Rating | 60.0 FAHRENHEIT MINIMUM AND 340.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 2.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 5.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | CORROSION RESISTANT AND VIBRATION PROOF AND WATERTIGHT |
| 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 |
|---|---|
| 12273320 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| XM67002 | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| PS22D-12 | United Electric Controls Co Div Precision Sensors Division (USA) |
| Reference | Meaning |
|---|---|
| 5930PL2159034 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 8290-1 | 5/2 Secondary reference U.S. Government activity |
| 5930010729973 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5930-01-072-9973 is a Switch,pressure, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-072-9973 has 3 manufacturer part numbers on file: 12273320 (U S Army Tank Automotive Command Amsta-Im-Mm), XM67002 (Chrysler Realty Company Llc Dba Daimler Chrysler), PS22D-12 (United Electric Controls Co Div Precision Sensors Division).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-415-4402, 1005-01-698-6522. Verify interchangeability with system specifications before substitution.
Key specifications for 12273320: Width Across Flats: 1.000 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 1.015 INCHES MAXIMUM IN. 17 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.