The Washer,shouldered, cataloged under National Stock Number 5310-00-612-7539, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-612-7539 |
| Primary Part Number | E63 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Hole Diameter | 1.297 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN |
| Outside Diameter | 1.844 INCHES MINIMUM AND 1.859 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | MIL-C-15345 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 0.125 INCHES NOMINAL IN |
| Shoulder Height | 0.188 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E63 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 55-22301-64 | Euramco Safety Inc (USA) |
NSN 5310-00-612-7539 is a Washer,shouldered, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-612-7539 has 2 cross-referenced part numbers: E63 (Circor Naval Solutions Llc Dba Warren Pumps), 55-22301-64 (Euramco Safety Inc).
There are 3 known substitutes for 5310-00-612-7539: 5930-00-830-2666, 6520-01-139-9194, 5930-01-175-9909. Verify interchangeability with system specifications before substitution.
Key specifications for E63: Hole Diameter: 1.297 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN; Outside Diameter: 1.844 INCHES MINIMUM AND 1.859 INCHES MAXIMUM IN; Shoulder Diameter: 1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN; Style Designator: SHOULDERED. 7 total characteristics are documented in the Federal Logistics Information System.