The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-352-7387, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-352-7387 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-P-23377 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.160 INCHES NOMINAL IN |
| Style Designator | SHOULDERED AND RECESSED |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Recess Depth | 0.050 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.747 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Recess Diameter | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN |
| Surface Treatment | PRIMER OVERALL |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Hole Diameter | 0.250 INCHES MINIMUM AND 0.253 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 |
| Reference | Meaning |
|---|---|
| 334335P01 | 5/9 Secondary reference Howden Fluid Systems |
| 334335P01 | C/1 Advisory reference — outside the item-of-supply concept Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| 334335P01 | 3/9 Design control — primary reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
NSN 5310-01-352-7387 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-352-7387: Surface Treatment Document and Classification: MIL-P-23377 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.160 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED; Material Document and Classification: QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.