The Washer,flat, cataloged under National Stock Number 5310-01-448-5692, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is John Crane, Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | John Crane, Inc (CAGE 71724); Defense Maritime Solutions, Inc. (CAGE 0EYA6) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-448-5692 |
| Primary Part Number | H48424-6 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | John Crane, Inc |
| 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 |
|---|---|
| H48424-6 PRIMARY | John Crane, Inc (USA) |
| H71518-CT-4 | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| US7158 ITEM NO. H71518-CT-4 | 5/9 Secondary reference Wartsila Lips Inc |
| US7158 ITEM NO. H71518-CT-4 | 5/9 Secondary reference John Crane, Inc |
NSN 5310-01-448-5692 is a Washer,flat, manufactured by John Crane, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-448-5692 has 2 manufacturer part numbers on file: H48424-6 (John Crane, Inc), H71518-CT-4 (Defense Maritime Solutions, Inc.).
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.