The Washer,recessed, cataloged under National Stock Number 5310-01-156-7714, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-156-7714 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | RECESSED |
| Material Document and Classification | MIL-S-25043 COND TH1050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.828 INCHES MINIMUM AND 0.848 INCHES MAXIMUM IN |
| Material Thickness | 0.064 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN |
| Specification/standard Data | 81205-BACW10BP MANUFACTURERS STANDARD |
| Recess Diameter | 0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 631 OVERALL |
| Hole Diameter | 0.500 INCHES MINIMUM AND 0.511 INCHES MAXIMUM IN |
| Recess Angle | 90.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM |
| 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 |
|---|---|
| BACW10BP8CTU | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-156-7714 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-156-7714: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: RECESSED; Material Document and Classification: MIL-S-25043 COND TH1050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.828 INCHES MINIMUM AND 0.848 INCHES MAXIMUM IN. 11 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.