The Washer,flat, cataloged under National Stock Number 5310-00-262-3002, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hubbard M D Spring Co Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-262-3002 |
| Primary Part Number | 2232 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hubbard M D Spring Co Inc |
| Status | ACTIVE |
| Overall Diameter | 0.925 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.688 INCHES NOMINAL 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 |
|---|---|
| 2232 PRIMARY | Hubbard M D Spring Co Inc (USA) |
| Reference | Meaning |
|---|---|
| A1306A | 5/9 Secondary reference Monarch Governor Co |
NSN 5310-00-262-3002 is a Washer,flat, manufactured by Hubbard M D Spring Co Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-262-3002 has 1 manufacturer part number on file: 2232 (Hubbard M D Spring Co Inc).
Key specifications for 2232: Overall Diameter: 0.925 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL OVERALL. 7 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.