The Washer,recessed, cataloged under National Stock Number 5310-01-641-2186, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,recessed |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Click Bond Inc (CAGE 66530); Howmet Global Fastening Systems Inc. Div Tridair Products (CAGE 29372) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-641-2186 |
| Primary Part Number | JSFE08C3BW |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | R.g.h. Associates, Inc. Dba Richards Screw Machine |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| JSFE08C3BW PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| CB9541CR3D PRIMARY | Click Bond Inc (USA) |
| JSFE08C3BW PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| JSFE08C3BW | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5310-01-641-2186 is a Washer,recessed, manufactured by R.g.h. Associates, Inc. Dba Richards Screw Machine, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-641-2186 has 3 manufacturer part numbers on file: JSFE08C3BW (R.g.h. Associates, Inc. Dba Richards Screw Machine), CB9541CR3D (Click Bond Inc), JSFE08C3BW (Howmet Global Fastening Systems Inc. Div Tridair Products).
No hazard code in the DLA record (HMIC N). 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.