The Switch,sensitive, cataloged under National Stock Number 5930-00-552-1799, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-00-552-1799 |
| Primary Part Number | C54B6909ITEM1 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Actuator Diameter | 0.250 INCHES NOMINAL IN |
| Body Style | HOLE MOUNTED |
| Actuator Style | ROUND |
| Body Width | 0.520 INCHES NOMINAL IN |
| Body Height | 1.300 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.138 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 1.594 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 250.0 AC AND 250.0 DC |
| Thread Quantity Per Inch | 32 |
| Terminal Type and Quantity | 3 SCREW |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Contact Load Current Rating at Maximum Rated Voltage | 250.000 MILLIAMPERES RESISTIVE DC AND 10.000 AMPERES RESISTIVE AC |
| Actuator Free Position Height | 0.375 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 |
|---|---|
| C54B6909ITEM1 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 2AC11 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-552-1799 is a Switch,sensitive, manufactured by Westinghouse Electric Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-552-1799 has 1 manufacturer part number on file: C54B6909ITEM1 (Westinghouse Electric Corp).
Key specifications for C54B6909ITEM1: Actuator Diameter: 0.250 INCHES NOMINAL IN; Body Style: HOLE MOUNTED; Actuator Style: ROUND; Body Width: 0.520 INCHES NOMINAL IN. 16 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.