The Switch,rotary, cataloged under National Stock Number 5930-01-118-3435, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Palmer Electric Co Div Tabet Mfg Co Inc. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-118-3435 |
| Primary Part Number | 1SR3F4-2 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Palmer Electric Co Div Tabet Mfg Co Inc |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | THREE POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| Mounting Facility Circle Radius | 2.812 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Pole Quantity | 1 EACH SECTION PERIPHERY |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 3 |
| Features Provided | ACTUATOR KNOB |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | MAKES BEFORE BREAKS, BREAKS BEFORE MAKES EACH SECTION PERIPHERY |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 16 SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Throw Quantity | 3 EACH SECTION PERIPHERY |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1SR3F4-2 | Palmer Electric Co Div Tabet Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 9000S6202-74207-862 | 3/2 Design control — primary reference U.S. Government activity |
| 1SR3F4-2 | C/1 Advisory reference — outside the item-of-supply concept Naval Inventory Control Point Mechanicsburg |
NSN 5930-01-118-3435 is a Switch,rotary, manufactured by Palmer Electric Co Div Tabet Mfg Co Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-118-3435 has 1 manufacturer part number on file: 1SR3F4-2 (Palmer Electric Co Div Tabet Mfg Co Inc).
Key specifications for 1SR3F4-2: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG; Mounting Facility Pattern: THREE POSITION CIRCULAR SINGLE MOUNTING FACILITY; Mounting Facility Circle Radius: 2.812 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 21 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.
NSN 5930-01-118-3435 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.