The Washer,flat, cataloged under National Stock Number 5310-00-528-2600, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fwd Seagrave Holdings Lp. 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-528-2600 |
| Primary Part Number | 17ABK10030 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | ACTIVE |
| Overall Diameter | 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.256 INCHES MINIMUM AND 1.276 INCHES MAXIMUM IN |
| Thickness | 0.0283 INCHES MINIMUM AND 0.0343 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 |
|---|---|
| 17ABK10030 PRIMARY | Fwd Seagrave Holdings Lp (USA) |
| Reference | Meaning |
|---|---|
| 244544 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| BK10030 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 8975F | 5/9 Secondary reference Diamond Reo Truck Co |
| 244544 | 5/9 Secondary reference General Motors Corp |
| V722X | 5/9 Secondary reference White Motor Corp |
| BK10030 | 5/9 Secondary reference Osgood Co the |
| 5282600 | 5/9 Secondary reference CAGE 00000 |
| BK10030 | 5/9 Secondary reference Bendix Corp the Brake and Steering Div |
NSN 5310-00-528-2600 is a Washer,flat, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-528-2600 has 1 manufacturer part number on file: 17ABK10030 (Fwd Seagrave Holdings Lp).
Key specifications for 17ABK10030: Overall Diameter: 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: ZINC AND CHROMATE OVERALL; 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.