The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-00-414-9293, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sterling Engine Co Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-414-9293 |
| Primary Part Number | P21234 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sterling Engine Co Inc |
| Status | ACTIVE |
| Shoulder Height | 0.125 INCHES NOMINAL IN |
| Style Designator | SHOULDERED AND RECESSED |
| Outside Diameter | 1.375 INCHES NOMINAL IN |
| Material Thickness | 0.038 INCHES NOMINAL IN |
| Shoulder Diameter | 0.781 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.781 INCHES NOMINAL IN |
| Recess Angle | 60.0 DEGREES NOMINAL |
| 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 |
|---|---|
| P21234 PRIMARY | Sterling Engine Co Inc (USA) |
| Reference | Meaning |
|---|---|
| NP9052PC7 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| NP11158PC8 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| NP8052PC7 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| P21234 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| NP2077PC8 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| NP11155PC5058 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
NSN 5310-00-414-9293 is a Washer,shouldered and Recessed, manufactured by Sterling Engine Co Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-414-9293 has 1 manufacturer part number on file: P21234 (Sterling Engine Co Inc).
Key specifications for P21234: Shoulder Height: 0.125 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED; Outside Diameter: 1.375 INCHES NOMINAL IN; Material Thickness: 0.038 INCHES NOMINAL IN. 8 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.