The Washer,lock, cataloged under National Stock Number 5310-01-333-4542, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is H.o. Bostrom Company, Inc. Dba Ho Bostrom Co Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-333-4542 |
| Primary Part Number | 1104385-002 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | H.o. Bostrom Company, Inc. Dba Ho Bostrom Co Inc |
| Status | ACTIVE |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| Outside Diameter | 0.586 INCHES MAXIMUM IN |
| Material Thickness | 0.078 INCHES MINIMUM IN |
| Surface Treatment | COPPER OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 305 OVERALL |
| Hole Diameter | 0.317 INCHES MINIMUM AND 0.326 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 1104385-002 PRIMARY | H.o. Bostrom Company, Inc. Dba Ho Bostrom Co Inc (USA) |
| 1104385-002 | Daimler Truck North America Llc (USA) |
NSN 5310-01-333-4542 is a Washer,lock, manufactured by H.o. Bostrom Company, Inc. Dba Ho Bostrom Co Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-333-4542 has 2 manufacturer part numbers on file: 1104385-002 (H.o. Bostrom Company, Inc. Dba Ho Bostrom Co Inc), 1104385-002 (Daimler Truck North America Llc).
Key specifications for 1104385-002: Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM; Outside Diameter: 0.586 INCHES MAXIMUM IN; Material Thickness: 0.078 INCHES MINIMUM IN; Surface Treatment: COPPER OVERALL. 6 specifications are documented in the U.S. Government catalog.
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.