The Washer,flat, cataloged under National Stock Number 5310-00-269-6745, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hme, Inc. Dba Hme Ahrens-Fox. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-269-6745 |
| Primary Part Number | AE5237 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hme, Inc. Dba Hme Ahrens-Fox |
| Status | ACTIVE |
| Overall Diameter | 1.625 INCHES NOMINAL IN |
| Material Document and Classification | -SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1020 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.656 INCHES NOMINAL IN |
| Thickness | 0.250 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 |
|---|---|
| AE5237 PRIMARY | Hme, Inc. Dba Hme Ahrens-Fox (USA) |
| Reference | Meaning |
|---|---|
| 583K2139 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-269-6745 is a Washer,flat, manufactured by Hme, Inc. Dba Hme Ahrens-Fox, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-269-6745 has 1 manufacturer part number on file: AE5237 (Hme, Inc. Dba Hme Ahrens-Fox).
Key specifications for AE5237: Overall Diameter: 1.625 INCHES NOMINAL IN; Material Document and Classification: -SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 8 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.