The Switch,pressure, cataloged under National Stock Number 5930-01-522-4201, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sor, Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-522-4201 |
| Primary Part Number | 2AH-EF3-P1-C1A |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Sor, Inc. |
| Status | ACTIVE |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| Proof Pressure | 170.00 BAR |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED HOLE(S) |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | DIFFERENTIAL |
| Operating Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 167.0 FAHRENHEIT MAXIMUM DEGF |
| Media for Which Designed | GAS OR LIQUID |
| Contact Voltage Rating in Volts | 250.0 AC 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 |
|---|---|
| 243521 | Allied Systems Company Dba Allied Systems Co (USA) |
| 49360 REV A BUBB# 5 | Allied Systems Company Dba Allied Systems Co (USA) |
| 2AH-EF3-P1-C1A PRIMARY | Sor, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2AH-EF3-P1-C1A | 3/9 Design control — primary reference Sor Inc |
NSN 5930-01-522-4201 is a Switch,pressure, manufactured by Sor, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-522-4201 has 3 manufacturer part numbers on file: 243521 (Allied Systems Company Dba Allied Systems Co), 49360 REV A BUBB# 5 (Allied Systems Company Dba Allied Systems Co), 2AH-EF3-P1-C1A (Sor, Inc.).
Key specifications for 2AH-EF3-P1-C1A: Overall Diameter: 3.000 INCHES NOMINAL IN; Proof Pressure: 170.00 BAR; Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE; Mounting Method: THREADED HOLE(S). 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.
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.