The Thumbscrew, cataloged under National Stock Number 5305-01-240-3935, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cooksey Corp the Shear-Loc Products. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Thumbscrew |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Cooksey Corp the Shear-Loc Products (CAGE 53816) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-240-3935 |
| Primary Part Number | 98-899 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Cooksey Corp the Shear-Loc Products |
| 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 |
|---|---|
| 98-899 PRIMARY | Cooksey Corp the Shear-Loc Products (USA) |
| Reference | Meaning |
|---|---|
| 100339-001 | 5/9 Secondary reference Cipher Data Products Inc |
| 100398-001 | 5/9 Secondary reference Cipher Data Products Inc |
NSN 5305-01-240-3935 is a Thumbscrew, manufactured by Cooksey Corp the Shear-Loc Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-240-3935 has 1 manufacturer part number on file: 98-899 (Cooksey Corp the Shear-Loc Products).
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.