The Thumbscrew, cataloged under National Stock Number 5305-01-609-8761, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-609-8761 |
| Primary Part Number | 90462A510 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.328125 INCHES NOMINAL IN |
| Fastener Length | 0.828125 INCHES NOMINAL IN |
| Shoulder Length | 0.1875 INCHES NOMINAL ALL SHOULDERS IN |
| Shoulder Diameter | 0.328125 INCHES NOMINAL ALL SHOULDERS IN |
| Thread Length | 0.50 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | KNURLED NO. 5 |
| Thread Direction | RIGHT-HAND |
| Color | OFF-WHITE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | GLASS FIBER AND PLASTIC POLYAMIDE NYLON OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.421875 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 |
|---|---|
| 90462A510 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5305-01-609-8761 is a Thumbscrew, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-609-8761 has 1 manufacturer part number on file: 90462A510 (Mcmaster-Carr Supply Co).
Key specifications for 90462A510: Head Height: 0.328125 INCHES NOMINAL IN; Fastener Length: 0.828125 INCHES NOMINAL IN; Shoulder Length: 0.1875 INCHES NOMINAL ALL SHOULDERS IN; Shoulder Diameter: 0.328125 INCHES NOMINAL ALL SHOULDERS IN. 15 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.