The Washer,shouldered, cataloged under National Stock Number 5310-01-164-2347, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-164-2347 |
| Primary Part Number | 5428439 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35,TY 1 OR TY 2 OR TY 3 OR TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-S-763,COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 4TH MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Material Thickness | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.740 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OVERALL |
| Hole Diameter | 0.376 INCHES MINIMUM AND 0.396 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 |
|---|---|
| 5428439 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5310-01-164-2347 is a Washer,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-164-2347 has 1 manufacturer part number on file: 5428439 (Naval Sea Systems Command).
Key specifications for 5428439: Surface Treatment Document and Classification: QQ-P-35,TY 1 OR TY 2 OR TY 3 OR TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material Document and Classification: QQ-S-763,COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-766,COND A FED SPEC 4TH MATERIAL RESPONSE OVERALL. 10 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.