The Switch,pressure, cataloged under National Stock Number 5930-01-248-4972, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Johnson Controls, Inc Div Building Efficiency. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-248-4972 |
| Primary Part Number | P61NA-4 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Johnson Controls, Inc Div Building Efficiency |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Mounting Method | INLET CONNECTION |
| Contact Adjustment Range | +90.00 TO 150.00 ACTUATION POINT POUNDS PER SQUARE INCH GAGE |
| Style Designator | RECTANGULAR |
| Pressure Switch Type | GAGE |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nominal Thread Size | 0.250 INCHES SINGLE PRESSURE CONNECTION IN |
| Nonpile-Up Contact Arrangement | 2 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Contact Stimulus Rating | 125.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 95.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Series Designator | NPTF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 32.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 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 |
| Part Number | Manufacturer |
|---|---|
| P61NA-4 | Johnson Controls, Inc Div Building Efficiency (USA) |
| Reference | Meaning |
|---|---|
| P61NA-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-248-4972 is a Switch,pressure, manufactured by Johnson Controls, Inc Div Building Efficiency, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-248-4972 has 1 manufacturer part number on file: P61NA-4 (Johnson Controls, Inc Div Building Efficiency).
Key specifications for P61NA-4: Contact Action Stimulus: INCREASE; Mounting Method: INLET CONNECTION; Contact Adjustment Range: +90.00 TO 150.00 ACTUATION POINT POUNDS PER SQUARE INCH GAGE; Style Designator: RECTANGULAR. 14 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.