The Washer,flat, cataloged under National Stock Number 5310-01-681-3348, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kitz Corporation of America. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-681-3348 |
| Primary Part Number | 8111-0301-60 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Kitz Corporation of America |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AST-316L ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AST-316L ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 316 OVERALL |
| 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 |
|---|---|
| 8111-0301-60 PRIMARY | Kitz Corporation of America (USA) |
| 963-B10023-1IN-16B | Kitz Corporation of America (USA) |
NSN 5310-01-681-3348 is a Washer,flat, manufactured by Kitz Corporation of America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-681-3348 has 2 manufacturer part numbers on file: 8111-0301-60 (Kitz Corporation of America), 963-B10023-1IN-16B (Kitz Corporation of America).
Key specifications for 8111-0301-60: Surface Treatment Document and Classification: AST-316L ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AST-316L ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Part Name Assigned by Controlling Agency: COVER WASHER; End Item Identification: VALVE, SWING CHECK 1.00IN CLASS 150 CAST SS IN. 3 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.