The Washer,recessed, cataloged under National Stock Number 5310-00-182-6176, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-182-6176 |
| Primary Part Number | 6875853 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Top Recess Diameter | 0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Bottom Recess Diameter | 0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Hardness Rating | 50.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM |
| Top Recess Angle | 90.0 DEGREES NOMINAL |
| Style Designator | RECESSED BOTH SIDES |
| Material Document and Classification | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Material Thickness | 0.155 INCHES NOMINAL IN |
| Bottom Recess Angle | 90.0 DEGREES NOMINAL |
| Surface Treatment | NICKEL AND CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.317 INCHES MINIMUM AND 0.332 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 |
|---|---|
| 6875853 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 5310-00-182-6176 is a Washer,recessed, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-182-6176 has 1 manufacturer part number on file: 6875853 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6875853: Top Recess Diameter: 0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN; Bottom Recess Diameter: 0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN; Hardness Rating: 50.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM; Top Recess Angle: 90.0 DEGREES NOMINAL. 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.