The Switch,pressure, cataloged under National Stock Number 5930-01-108-9474, 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 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-108-9474 |
| Primary Part Number | SB11D/TG10A21 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Body Diameter | 3.719 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 250.0 MILLIAMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND SLOT |
| Contact Adjustment Range | +6.00 TO 200.00 ACTUATION POINT POUNDS PER SQUARE INCH GAGE |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | EXTERNAL ACTUATION POINT KNOB |
| Distance Between Mounting Facility Centers | 3.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | PLAIN, THREADED INTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -20.0 CELSIUS MINIMUM AND 60.0 CELSIUS MAXIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Contact Stimulus Rating | 5.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 18 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE, MANUAL RESET AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL FOURTH VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Hazardous Locations/environmental Protection | WATERTIGHT |
| Mounting Slot Width | 0.344 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 |
|---|---|
| SB11D/TG10A21 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| SB11A/TG10A21 | 5/9 Secondary reference Automatic Switch Company Dba Asco |
NSN 5930-01-108-9474 is a Switch,pressure, manufactured by Automatic Switch Company Dba Asco, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-108-9474 has 1 manufacturer part number on file: SB11D/TG10A21 (Automatic Switch Company Dba Asco).
Key specifications for SB11D/TG10A21: Body Diameter: 3.719 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Mounting Facility Pattern: TWO POSITION IN-LINE. 27 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.