The Washer,flat, cataloged under National Stock Number 5310-01-126-3665, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Inc. Div Gdls Global Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-126-3665 |
| Primary Part Number | 7577416-004 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Dynamics Land Systems Inc. Div Gdls Global Llc |
| Status | ACTIVE |
| Overall Diameter | 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 303 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Thickness | 0.028 INCHES MINIMUM AND 0.034 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 |
|---|---|
| 7577416-004 | General Dynamics Land Systems Inc. Div Gdls Global Llc (USA) |
| Reference | Meaning |
|---|---|
| SS2-48 | 3/9 Design control — primary reference W. M. Berg, Inc. |
NSN 5310-01-126-3665 is a Washer,flat, manufactured by General Dynamics Land Systems Inc. Div Gdls Global Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-126-3665 has 1 manufacturer part number on file: 7577416-004 (General Dynamics Land Systems Inc. Div Gdls Global Llc).
Key specifications for 7577416-004: Overall Diameter: 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL COMP 303 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.