The Washer,key, cataloged under National Stock Number 5310-00-350-3046, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.). Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-350-3046 |
| Primary Part Number | 4W028 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.703 INCHES NOMINAL IN |
| Internal Prebent Key Width | 0.375 INCHES NOMINAL IN |
| Overall Distance Including Keys | 2.280 INCHES NOMINAL IN |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.280 INCHES NOMINAL IN |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| External Prebent Key Angle | 90.0 DEGREES NOMINAL |
| Internal Prebent Key Length | 0.094 INCHES NOMINAL IN |
| Material | STEEL COMP 1010 OVERALL |
| Internal Key Quantity | 2 |
| Hole Diameter | 1.281 INCHES NOMINAL 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 |
|---|---|
| 4W028 PRIMARY | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| Reference | Meaning |
|---|---|
| SP348W | 5/9 Secondary reference Diamond Reo Truck Co |
| 382375 | 3/9 Design control — primary reference White Motor Corp |
NSN 5310-00-350-3046 is a Washer,key, manufactured by Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-350-3046 has 1 manufacturer part number on file: 4W028 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)).
Key specifications for 4W028: Distance From Centerline to Inside of Prebent Key: 0.703 INCHES NOMINAL IN; Internal Prebent Key Width: 0.375 INCHES NOMINAL IN; Overall Distance Including Keys: 2.280 INCHES NOMINAL IN; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.