The Switch,pressure, cataloged under National Stock Number 5930-01-433-7531, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Stulz Air Technology Systems, Inc.. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-433-7531 |
| Primary Part Number | SWIPLAA3C |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Stulz Air Technology Systems, Inc. |
| Status | ACTIVE |
| Mounting Method | SLOT AND UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.140 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Media for Which Designed | GAS |
| Mounting Slot Width | 0.203 INCHES NOMINAL IN |
| 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 |
|---|---|
| SWIPLAA3C PRIMARY | Stulz Air Technology Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| AP4257 | 5/9 Secondary reference Tridelta Industries |
NSN 5930-01-433-7531 is a Switch,pressure, manufactured by Stulz Air Technology Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-433-7531 has 1 manufacturer part number on file: SWIPLAA3C (Stulz Air Technology Systems, Inc.).
Key specifications for SWIPLAA3C: Mounting Method: SLOT AND UNTHREADED HOLE(S); Unthreaded Mounting Hole Diameter: 0.140 INCHES NOMINAL IN; Pressure Switch Type: DIFFERENTIAL; Media for Which Designed: GAS. 5 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.