The Switch Subassembly, cataloged under National Stock Number 5930-01-323-4979, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telephonics Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-01-323-4979 |
| Primary Part Number | S235A281-117 |
| Item Name | Switch Subassembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Telephonics Corp |
| Status | ACTIVE |
| Component Type and Quantity | 1 LENS AND 1 FILTER AND 4 LAMP |
| 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 |
|---|---|
| S235A281-117 PRIMARY | Telephonics Corp (USA) |
| Reference | Meaning |
|---|---|
| 851-22066-117 | 5/9 Secondary reference U.S. Government activity |
| 851-22066-117 | C/1 Advisory reference — outside the item-of-supply concept Safran Electronics & Defense, Avionics Usa, Llc |
NSN 5930-01-323-4979 is a Switch Subassembly, manufactured by Telephonics Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-323-4979 has 1 manufacturer part number on file: S235A281-117 (Telephonics Corp).
Key specifications for S235A281-117: Component Type and Quantity: 1 LENS AND 1 FILTER AND 4 LAMP; Overall Length: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Overall Width: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Special Features: HORIZONTAL SPLIT LENS; UPPER HALF OF LENS IS YELLOW ILLUMINATED WITH BLACK OVAL SYMBOL; LOWER HALF OF LENS IS BLACK ILLUMINATED WITH YELLOW DELTA SYMBOL; MAJOR COMPONENTS: ENGRAVED LEGEND PLATE 1, RETAINER DIVIDER 1, EMI SCREEN 1. 1 specification is 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.