The Washer,recessed, cataloged under National Stock Number 5310-01-193-6929, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-193-6929 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Top Recess Diameter | 1.120 INCHES NOMINAL IN |
| Bottom Recess Diameter | 1.120 INCHES NOMINAL IN |
| Top Recess Angle | 90.0 DEGREES NOMINAL |
| Material Document and Classification | QQ-N-281,CL A,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 0.380 INCHES NOMINAL IN |
| Bottom Recess Angle | 90.0 DEGREES NOMINAL |
| Material | NICKEL ALLOY 400 OVERALL |
| Hole Diameter | 1.060 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 |
| Reference | Meaning |
|---|---|
| 708-4684958 ITEM 5 | 3/2 Design control — primary reference U.S. Government activity |
| 87841-0205 ITEM 5 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-193-6929 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-193-6929: Top Recess Diameter: 1.120 INCHES NOMINAL IN; Bottom Recess Diameter: 1.120 INCHES NOMINAL IN; Top Recess Angle: 90.0 DEGREES NOMINAL; Material Document and Classification: QQ-N-281,CL A,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.