The Switch,pressure, cataloged under National Stock Number 5930-01-520-3655, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-520-3655 |
| Primary Part Number | PA11B |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Body Height | 4.000 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR |
| Pressure Switch Type | GAGE |
| Body Length | 4.700 INCHES MAXIMUM IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY, TWO POSITIONS MAINTAINED |
| Media for Which Designed | GAS |
| Hazardous Locations/environmental Protection | 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 |
|---|---|
| PA11B PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| 15881300 REV C ITEM 70 & 340 | D/9 Drawing number reference only Gulf Coast Holdings, Inc Dba Unidynamics |
NSN 5930-01-520-3655 is a Switch,pressure, manufactured by Automatic Switch Company Dba Asco, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-520-3655 has 1 manufacturer part number on file: PA11B (Automatic Switch Company Dba Asco).
Key specifications for PA11B: Overall Height: 4.900 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Body Height: 4.000 INCHES MAXIMUM IN; Style Designator: RECTANGULAR. 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.