The Washer,recessed, cataloged under National Stock Number 5310-00-757-8448, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Aircraft Braking Systems Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-757-8448 |
| Primary Part Number | GWA182-7 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| Top Recess Diameter | 0.556 INCHES NOMINAL IN |
| Bottom Recess Diameter | 0.556 INCHES NOMINAL IN |
| Top Recess Angle | 90.0 DEGREES NOMINAL |
| Style Designator | RECESSED BOTH SIDES |
| Outside Diameter | 0.878 INCHES NOMINAL IN |
| Material Thickness | 0.151 INCHES NOMINAL IN |
| Bottom Recess Angle | 90.0 DEGREES NOMINAL |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.447 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 |
|---|---|
| GWA182-7 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| GWA182-7 | 5/9 Secondary reference Howard Aircraft Corp |
| GWA182-7 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
NSN 5310-00-757-8448 is a Washer,recessed, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-757-8448 has 1 manufacturer part number on file: GWA182-7 (Meggitt Aircraft Braking Systems Corporation).
Key specifications for GWA182-7: Top Recess Diameter: 0.556 INCHES NOMINAL IN; Bottom Recess Diameter: 0.556 INCHES NOMINAL IN; Top Recess Angle: 90.0 DEGREES NOMINAL; Style Designator: RECESSED BOTH SIDES. 10 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.