The Switch Assembly, cataloged under National Stock Number 5930-01-509-7631, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-509-7631 |
| Primary Part Number | 505M/0122 |
| Item Name | Switch Assembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| 505M/0122 | Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems (USA) |
| Reference | Meaning |
|---|---|
| 145025-22 | 3/2 Design control — primary reference U.S. Government activity |
| 145025 | D/9 Drawing number reference only U.S. Government activity |
NSN 5930-01-509-7631 is a Switch Assembly, manufactured by Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-509-7631 has 1 manufacturer part number on file: 505M/0122 (Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-721-0137. Verify interchangeability with system specifications before substitution.
Key specifications for 505M/0122: Special Features: RED LED; CRIMP PINS; MATRIX 5X4 SWITCH. 0 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.