The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-126-3528, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-126-3528 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.031 INCHES NOMINAL IN |
| Style Designator | SHOULDERED AND RECESSED |
| Outside Diameter | 0.218 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Recess Diameter | 0.150 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Hole Diameter | 0.120 INCHES NOMINAL IN |
| Recess Angle | 45.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 867059-0006 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 867059-0006 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
| 119-0184 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-126-3528 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-126-3528: Shoulder Height: 0.031 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED; Outside Diameter: 0.218 INCHES NOMINAL IN; Material Thickness: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN. 9 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.