The Switch,pressure, cataloged under National Stock Number 5930-01-161-3281, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is T. a. Pelsue Company Dba T a Pelsue Co. Government technical data includes 15 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 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 | 5930-01-161-3281 |
| Primary Part Number | T0259 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | T. a. Pelsue Company Dba T a Pelsue Co |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | FERRULE |
| Contact Load Current Rating | 2.5 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 1.1 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | BRACKET(S) |
| Contact Adjustment Range | +0.07 TO 12.00 ACTUATION POINT INCHES OF WATER AND +0.07 TO 12.00 DEACTUATION POINT INCHES OF WATER |
| Style Designator | RECTANGULAR W/BRACKET |
| Pressure Switch Type | DIFFERENTIAL |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT KNOB AND EXTERNAL ACTUATION POINT KNOB |
| Operating Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 277.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-161-3281 is a Switch,pressure, manufactured by T. a. Pelsue Company Dba T a Pelsue Co, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-161-3281 has 2 manufacturer part numbers on file: T0259 (T. a. Pelsue Company Dba T a Pelsue Co), 2E462 (W.w. Grainger, Inc. Div Government Sales Division).
1 possible match (shared part number, not a government interchangeability claim): 6120-01-549-8243. Verify interchangeability with system specifications before substitution.
Key specifications for T0259: Overall Height: 6.125 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: FERRULE; Contact Load Current Rating: 2.5 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 15 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.