The Washer,flat, cataloged under National Stock Number 5310-01-308-6064, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lord Corporation Dba Lord Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-308-6064 |
| Primary Part Number | J-2049-67 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lord Corporation Dba Lord Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM B633 TY 1,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN |
| Thickness | 0.115 INCHES MINIMUM AND 0.135 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 |
|---|---|
| J-2049-67 PRIMARY | Lord Corporation Dba Lord Corp (USA) |
NSN 5310-01-308-6064 is a Washer,flat, manufactured by Lord Corporation Dba Lord Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-308-6064 has 1 manufacturer part number on file: J-2049-67 (Lord Corporation Dba Lord Corp).
Key specifications for J-2049-67: Surface Treatment Document and Classification: ASTM B633 TY 1,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: ZINC 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.