The Retainer,electrical Switch, cataloged under National Stock Number 5930-01-508-3949, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-508-3949 |
| Primary Part Number | 437-7409500-AY-7 |
| Item Name | Retainer,electrical Switch |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 10 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.221 INCHES NOMINAL AND 1.320 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Style Designator | RECTANGULAR WITH/WITHOUT MOUNTING HOLES |
| Accommodated Item Securing Device Type | HOLES |
| 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 |
|---|---|
| 437-7409500-AY-1-6 | Naval Sea Systems Command (USA) |
| 437-7409500-AY-7 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7409500 | D/9 Drawing number reference only Naval Sea Systems Command |
| B673-3001-AY-1-6 | 5/2 Secondary reference U.S. Government activity |
| B673-3001-AY-7 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-508-3949 is a Retainer,electrical Switch, manufactured by Naval Sea Systems Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-508-3949 has 2 manufacturer part numbers on file: 437-7409500-AY-1-6 (Naval Sea Systems Command), 437-7409500-AY-7 (Naval Sea Systems Command).
Key specifications for 437-7409500-AY-7: Mounting Facility Type and Quantity: 10 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Unthreaded Mounting Hole Diameter: 0.221 INCHES NOMINAL AND 1.320 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Style Designator: RECTANGULAR WITH/WITHOUT MOUNTING HOLES; Overall Length: 12.750 INCHES NOMINAL IN. 4 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.