The Washer,flat, cataloged under National Stock Number 5310-01-265-4810, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Steadfast Corp P O Box 688 Lincoln Ma 01773-0688. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-265-4810 |
| Primary Part Number | 8900W10P032 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Steadfast Corp P O Box 688 Lincoln Ma 01773-0688 |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES ALL SURFACES |
| Overall Diameter | 0.190 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 304 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.112 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN |
| Thickness | 0.063 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 |
|---|---|
| 8900W10P032 | Steadfast Corp P O Box 688 Lincoln Ma 01773-0688 (USA) |
| Reference | Meaning |
|---|---|
| 8900W10P032 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-265-4810 is a Washer,flat, manufactured by Steadfast Corp P O Box 688 Lincoln Ma 01773-0688, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-265-4810 has 1 manufacturer part number on file: 8900W10P032 (Steadfast Corp P O Box 688 Lincoln Ma 01773-0688).
Key specifications for 8900W10P032: Surface Finish: 32.0 MICROINCHES ALL SURFACES; Overall Diameter: 0.190 INCHES NOMINAL IN; Material Document and Classification: QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 9 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.