The Switch,pressure, cataloged under National Stock Number 5930-01-261-0851, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-261-0851 |
| Primary Part Number | 836-A4 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Rockwell Automation, Inc. Dba Rockwell Automation |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB W/SCREW |
| Proof Pressure | 750.00 POUNDS PER SQUARE INCH LBS |
| Precious Material | SILVER |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | INPUT PORT |
| Contact Adjustment Range | +0.00 TO 375.00 ACTUATION POINT POUNDS PER SQUARE INCH |
| Style Designator | RECTANGULAR |
| Outside Diameter | 0.438 INCHES NOMINAL SINGLE CONNECTION IN |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT SCREW |
| Nominal Thread Size | 0.438 INCHES SINGLE PRESSURE CONNECTION IN |
| Body Length | 3.500 INCHES NOMINAL IN |
| Pressure Connector Type | FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Precious Material and Location | CONTACTS SILVER |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2A SINGLE PRESSURE CONNECTION A |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 600.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Hazardous Locations/environmental Protection | VIBRATION RESISTANT |
| 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 |
|---|---|
| 836-A4 PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
NSN 5930-01-261-0851 is a Switch,pressure, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-261-0851 has 1 manufacturer part number on file: 836-A4 (Rockwell Automation, Inc. Dba Rockwell Automation).
Key specifications for 836-A4: Overall Height: 1.875 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB W/SCREW; Proof Pressure: 750.00 POUNDS PER SQUARE INCH LBS. 24 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.