The Washer,flat, cataloged under National Stock Number 5310-01-082-0035, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Lewiston Forest Products Inc (CAGE 60576); Huck International, Inc (CAGE 17446); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Abrasive Cutting Corp. (CAGE 5DQB3); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-082-0035 |
| Primary Part Number | HS270-10 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| 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 |
|---|---|
| HS270-10 | Lewiston Forest Products Inc (USA) |
| HS270-10 | Huck International, Inc (USA) |
| HS270-10 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HS270-10 | Abrasive Cutting Corp. (USA) |
| HS270-10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HS270-10 | 7/2 Vendor item drawing reference Hi-Shear Corporation |
| HS270-10 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-082-0035 is a Washer,flat, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-082-0035 has 5 manufacturer part numbers on file: HS270-10 (Lewiston Forest Products Inc), HS270-10 (Huck International, Inc), HS270-10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HS270-10 (Abrasive Cutting Corp.), HS270-10 (Sps Technologies, Llc Dba PB Fasteners).
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.