The Switch Subassembly, cataloged under National Stock Number 5930-01-307-9938, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Automatic Switch Company Dba Asco. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-307-9938 |
| Primary Part Number | SD10D |
| Item Name | Switch Subassembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Mounting Configuration | TWO SLOTS SPACED 3.156 IN. C TO C 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 |
|---|---|
| SD10D PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| SD10A | 5/9 Secondary reference Automatic Switch Company Dba Asco |
NSN 5930-01-307-9938 is a Switch Subassembly, manufactured by Automatic Switch Company Dba Asco, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-307-9938 has 1 manufacturer part number on file: SD10D (Automatic Switch Company Dba Asco).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-552-9405. Verify interchangeability with system specifications before substitution.
Key specifications for SD10D: Special Features: LESS TRANSDUCER UNIT; Mounting Configuration: TWO SLOTS SPACED 3.156 IN. C TO C IN. 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.