The Washer,lock, cataloged under National Stock Number 5310-01-565-9716, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Federal Screw Products, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-565-9716 |
| Primary Part Number | 98213 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Federal Screw Products, Inc. |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 0.062 INCHES NOMINAL IN |
| Material Thickness | 0.047 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 98213 PRIMARY | Federal Screw Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| FED-98213 | 5/9 Secondary reference Spectrex, Inc |
NSN 5310-01-565-9716 is a Washer,lock, manufactured by Federal Screw Products, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-565-9716 has 1 manufacturer part number on file: 98213 (Federal Screw Products, Inc.).
Key specifications for 98213: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.062 INCHES NOMINAL IN; Material Thickness: 0.047 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SPRING LOCKWASHERS. 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.