The Washer,flat, cataloged under National Stock Number 5310-00-682-7522, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Burton Medical Products Corporation. Government technical data includes 10 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 | 5310-00-682-7522 |
| Primary Part Number | 2252-131 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Burton Medical Products Corporation |
| Status | ACTIVE |
| Overall Diameter | 1.016 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN |
| Hardness Rating | 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM |
| Material Document and Classification | 417,TY R,CL RN,GR 430 MIL STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Minimum Tensile Strength | 3000 POUNDS PER SQUARE INCH LBS |
| Peripheral Shape Style | ROUND |
| Material | RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN |
| Thickness | 0.172 INCHES MINIMUM AND 0.203 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 |
|---|---|
| 2252-131 PRIMARY | Burton Medical Products Corporation (USA) |
NSN 5310-00-682-7522 is a Washer,flat, manufactured by Burton Medical Products Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-682-7522 has 1 manufacturer part number on file: 2252-131 (Burton Medical Products Corporation).
Key specifications for 2252-131: Overall Diameter: 1.016 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM; Material Document and Classification: 417,TY R,CL RN,GR 430 MIL STD ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.