The Washer,lock, cataloged under National Stock Number 5310-01-340-6899, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rexnord Industries Llc. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Washer,lock |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Rexnord Industries Llc (CAGE 21444) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-340-6899 |
| Primary Part Number | 414080 PIECE 26 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rexnord Industries Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 504961 PIECE 40 | Rexnord Industries Llc (USA) |
| 503132 PIECE 55 | Rexnord Industries Llc (USA) |
| 906004 | Rexnord Industries Llc (USA) |
| 414080 PIECE 26 PRIMARY | Rexnord Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0938571 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-340-6899 is a Washer,lock, manufactured by Rexnord Industries Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-340-6899 has 4 manufacturer part numbers on file: 504961 PIECE 40 (Rexnord Industries Llc), 503132 PIECE 55 (Rexnord Industries Llc), 906004 (Rexnord Industries Llc), 414080 PIECE 26 (Rexnord Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-496-6013. Verify interchangeability with system specifications before substitution.
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.