The Washer,flat, cataloged under National Stock Number 5310-01-077-4845, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics United Kingdom Ltd. Government technical data includes 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-077-4845 |
| Primary Part Number | GD01009157 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Dynamics United Kingdom Ltd |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.868 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Nondefinitive Spec/std Data | A TYPE AND 1 GRADE AND B CLASS |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 316 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Thickness | 0.064 INCHES MINIMUM AND 0.104 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 |
|---|---|
| GD01009157 | General Dynamics United Kingdom Ltd (GBR) |
| Reference | Meaning |
|---|---|
| FF-W-92 | 4/1 Identification reference U.S. Government activity |
| MS15795-813B | 3/2 Design control — primary reference U.S. Government activity |
| MS15795-813B | 5/9 Secondary reference U.S. Government activity |
| 410950-131 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-077-4845 is a Washer,flat, manufactured by General Dynamics United Kingdom Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-077-4845 has 1 manufacturer part number on file: GD01009157 (General Dynamics United Kingdom Ltd).
Key specifications for GD01009157: Surface Treatment Document and Classification: MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.868 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 12 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.