The Washer,recessed, cataloged under National Stock Number 5310-00-083-2838, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-083-2838 |
| Primary Part Number | 00652 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Hardness Rating | 90.0 ROCKWELL B MAXIMUM |
| Style Designator | RECESSED |
| Material Document and Classification | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.785 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN |
| Recess Depth | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 321 OVERALL |
| Hole Diameter | 0.320 INCHES MINIMUM AND 0.330 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 |
|---|---|
| 00652 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| Reference | Meaning |
|---|---|
| 2-160-272-03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-083-2838 is a Washer,recessed, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-083-2838 has 1 manufacturer part number on file: 00652 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).
Key specifications for 00652: Overall Height: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Hardness Rating: 90.0 ROCKWELL B MAXIMUM; Style Designator: RECESSED; Material Document and Classification: AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.