The Washer,flat, cataloged under National Stock Number 5310-01-101-3372, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-101-3372 |
| Primary Part Number | 10276868 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES TOP |
| Surface Finish | 63.0 MICROINCHES INNER |
| Surface Finish | 63.0 MICROINCHES OUTER |
| Surface Finish | 16.0 MICROINCHES BOTTOM |
| Surface Treatment Document and Classification | QQ-P-35,TYPE IV FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.875 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-A-582,CONDITION A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 303 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.143 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN |
| Thickness | 0.125 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 |
|---|---|
| 10276868 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10276868 | 5/9 Secondary reference The Boeing Co |
| 10276868 | 5/9 Secondary reference Cms Inc |
NSN 5310-01-101-3372 is a Washer,flat, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-101-3372 has 1 manufacturer part number on file: 10276868 (Us Army Aviation and Missile Command).
Key specifications for 10276868: Surface Finish: 16.0 MICROINCHES TOP; Surface Finish: 63.0 MICROINCHES INNER; Surface Finish: 63.0 MICROINCHES OUTER; Surface Finish: 16.0 MICROINCHES BOTTOM. 14 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.