The Switch,proximity, cataloged under National Stock Number 5930-01-651-5649, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is R.g.h. Associates, Inc. Dba Richards Screw Machine. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Switch,proximity |
| FSC / FSG | 5930 — Switches (FSG 59) |
| Manufacturers | R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Decatur Machine Services Llc (CAGE 1JEQ5) |
| Parameter | Value |
|---|---|
| NSN | 5930-01-651-5649 |
| Primary Part Number | RTQ26-5 |
| Item Name | Switch,proximity |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | R.g.h. Associates, Inc. Dba Richards Screw Machine |
| 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 |
|---|---|
| RTQ26-5 PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| PBF1730-5 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| DMSQ26-5 PRIMARY | Decatur Machine Services Llc (USA) |
| Reference | Meaning |
|---|---|
| JSFQ26-5 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFQ26 | D/9 Drawing number reference only U.S. Government activity |
NSN 5930-01-651-5649 is a Switch,proximity, manufactured by R.g.h. Associates, Inc. Dba Richards Screw Machine, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-651-5649 has 3 manufacturer part numbers on file: RTQ26-5 (R.g.h. Associates, Inc. Dba Richards Screw Machine), PBF1730-5 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), DMSQ26-5 (Decatur Machine Services Llc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-666-0279. Verify interchangeability with system specifications before substitution.
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.