The Washer,flat, cataloged under National Stock Number 5310-01-282-3197, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc.. Government technical data includes 4 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-282-3197 |
| Primary Part Number | A13645 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3 Technologies, Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Hole Diameter | 0.218 INCHES NOMINAL IN |
| Thickness | 0.036 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 |
|---|---|
| A13645 PRIMARY | L3 Technologies, Inc. (USA) |
NSN 5310-01-282-3197 is a Washer,flat, manufactured by L3 Technologies, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-282-3197 has 1 manufacturer part number on file: A13645 (L3 Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4310-01-633-7975. Verify interchangeability with system specifications before substitution.
Key specifications for A13645: Overall Diameter: 0.625 INCHES NOMINAL IN; Special Features: BONDED W/ELASTOMER NAT RUBBER DURO MIL-R-3065 GR RN315AB; Part Name Assigned by Controlling Agency: ISOLATOR WASHER; Material: RUBBER OVERALL. 4 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.