The Washer,lock, cataloged under National Stock Number 5310-01-353-6785, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Advanced Conversion Technology Inc Div Advanced Conversion Technology. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,lock |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Advanced Conversion Technology Inc Div Advanced Conversion Technology (CAGE 60642) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-353-6785 |
| Primary Part Number | 20848-1 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Advanced Conversion Technology Inc Div Advanced Conversion Technology |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 20848-1 PRIMARY | Advanced Conversion Technology Inc Div Advanced Conversion Technology (USA) |
| Reference | Meaning |
|---|---|
| 20848-1 | 5/9 Secondary reference Capital Fasteners Corp |
NSN 5310-01-353-6785 is a Washer,lock, manufactured by Advanced Conversion Technology Inc Div Advanced Conversion Technology, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-353-6785 has 1 manufacturer part number on file: 20848-1 (Advanced Conversion Technology Inc Div Advanced Conversion Technology).
1 possible match (shared part number, not a government interchangeability claim): 6210-01-631-7364. Verify interchangeability with system specifications before substitution.
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.