The Switch,rotary, cataloged under National Stock Number 5930-00-548-6138, 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 20 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-548-6138 |
| Primary Part Number | NAJ20022PC1 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | THREADED STUD |
| Mounting Facility Pattern | FOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| First Flat Length | 0.438 INCHES NOMINAL SINGLE ACTUATOR IN |
| Mounting Facility Circle Radius | 2.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Pole Quantity | 1 EACH SECTION REAR |
| Individual Section Quantity | 4 |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 1.125 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 24 SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Flat Height | 0.219 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 3 EACH SECTION REAR |
| 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 |
|---|---|
| NAJ20022PC1 PRIMARY | Westinghouse Electric Corp (USA) |
| NAJ20023PC6 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 271-6508-958876ITEM1 | 3/2 Design control — primary reference U.S. Government activity |
| 212-6507-924788PC1 | 3/2 Design control — primary reference U.S. Government activity |
| 267-6508-1364692REVB | 3/2 Design control — primary reference U.S. Government activity |
| 81878VB | 5/9 Secondary reference Cooper Industries Inc Cooper Distribution Equipment Div |
| 214-6507-798527REV2PC28 | 3/2 Design control — primary reference U.S. Government activity |
| 267-6508-1364690PC6 | 3/2 Design control — primary reference U.S. Government activity |
| 271-6508-958874REVEPC6 | 3/2 Design control — primary reference U.S. Government activity |
| 212-6507-1001563PC6 | 3/2 Design control — primary reference U.S. Government activity |
| 6507-941800 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-548-6138 is a Switch,rotary, manufactured by Westinghouse Electric Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-548-6138 has 2 manufacturer part numbers on file: NAJ20022PC1 (Westinghouse Electric Corp), NAJ20023PC6 (Westinghouse Electric Corp).
Key specifications for NAJ20022PC1: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: THREADED STUD. 20 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.