The Washer,flat, cataloged under National Stock Number 5310-01-499-1853, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Crane Carrier Company, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-499-1853 |
| Primary Part Number | A361-92 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Crane Carrier Company, Llc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES BOTTOM |
| Surface Finish | 63.0 MICROINCHES TOP |
| Overall Diameter | 0.810 INCHES NOMINAL IN |
| Hardness Rating | 35.0 ROCKWELL C NOMINAL AND 45.0 ROCKWELL C MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.410 INCHES NOMINAL IN |
| Thickness | 0.065 INCHES NOMINAL 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 |
|---|---|
| A361-92 PRIMARY | Crane Carrier Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| A362-67 | 5/9 Secondary reference Crane Carrier Company, Llc |
NSN 5310-01-499-1853 is a Washer,flat, manufactured by Crane Carrier Company, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-499-1853 has 1 manufacturer part number on file: A361-92 (Crane Carrier Company, Llc).
Key specifications for A361-92: Surface Finish: 63.0 MICROINCHES BOTTOM; Surface Finish: 63.0 MICROINCHES TOP; Overall Diameter: 0.810 INCHES NOMINAL IN; Hardness Rating: 35.0 ROCKWELL C NOMINAL AND 45.0 ROCKWELL C MAXIMUM. 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.