The Washer,lock, cataloged under National Stock Number 5310-00-760-7442, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-760-7442 |
| Primary Part Number | 1229S513 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Style Designator | FLAT EXTERNAL TEETH |
| Outside Diameter | 0.590 INCHES NOMINAL IN |
| Material Thickness | 0.030 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.310 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 |
|---|---|
| 1229S513 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 8235-1229S513 | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| 0734631 | General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE) |
| Reference | Meaning |
|---|---|
| 1229S513 | 5/9 Secondary reference Meritor Industrial Products, Llc |
NSN 5310-00-760-7442 is a Washer,lock, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-760-7442 has 3 manufacturer part numbers on file: 1229S513 (Meritor Heavy Vehicle Systems, Llc), 8235-1229S513 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), 0734631 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels).
Key specifications for 1229S513: Style Designator: FLAT EXTERNAL TEETH; Outside Diameter: 0.590 INCHES NOMINAL IN; Material Thickness: 0.030 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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.