The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-648-9591, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is R.g.h. Associates, Inc. Dba Richards Screw Machine. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (CAGE 51506) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-648-9591 |
| Primary Part Number | JSFW30C3 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| JSFW30C3 PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| JSFW30C3 PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
| Reference | Meaning |
|---|---|
| JSFW30C3 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFW30 | D/9 Drawing number reference only U.S. Government activity |
NSN 5340-01-648-9591 is a Standoff,threaded,spacing, manufactured by R.g.h. Associates, Inc. Dba Richards Screw Machine, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-648-9591 has 2 manufacturer part numbers on file: JSFW30C3 (R.g.h. Associates, Inc. Dba Richards Screw Machine), JSFW30C3 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-648-9600. 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.