The Washer,recessed, cataloged under National Stock Number 5310-00-056-9800, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-056-9800 |
| Primary Part Number | 00648-4 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Outside Diameter | 0.792 INCHES MINIMUM AND 0.802 INCHES MAXIMUM IN |
| Recess Angle | 90.000 DEGREES NOMINAL |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Recess Diameter | 0.637 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Style Designator | RECESSED |
| Hole Diameter | 0.565 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN |
| Material Thickness | 0.140 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| DISC FORM 650 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 00648-4 PRIMARY | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 2935-07 | Harvard Industries Inc (USA) |
NSN 5310-00-056-9800 is a Washer,recessed, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-056-9800 has 3 cross-referenced part numbers: DISC FORM 650 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 00648-4 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 2935-07 (Harvard Industries Inc).
There are 4 known substitutes for 5310-00-056-9800: 5310-00-021-7117, 5315-00-664-3135, 5315-00-923-5429 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 00648-4: Outside Diameter: 0.792 INCHES MINIMUM AND 0.802 INCHES MAXIMUM IN; Recess Angle: 90.000 DEGREES NOMINAL; Hardness Rating: 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.