The Thumbscrew, cataloged under National Stock Number 5305-01-201-1017, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Drs C3 & Aviation Company Dba Drs Data & Imaging Systems. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-201-1017 |
| Primary Part Number | 2318104 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Drs C3 & Aviation Company Dba Drs Data & Imaging Systems |
| Status | ACTIVE |
| Head Height | 0.400 INCHES NOMINAL IN |
| Point Length | 0.030 INCHES NOMINAL IN |
| Fastener Length | 0.160 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPEII,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.150 INCHES NOMINAL IN |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 2.000 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 |
|---|---|
| 2318104 PRIMARY | Drs C3 & Aviation Company Dba Drs Data & Imaging Systems (USA) |
| Reference | Meaning |
|---|---|
| 2318104 | 3/9 Design control — primary reference Drs Photronics, Inc. Dba Drs Photronics, Inc. |
NSN 5305-01-201-1017 is a Thumbscrew, manufactured by Drs C3 & Aviation Company Dba Drs Data & Imaging Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-201-1017 has 1 manufacturer part number on file: 2318104 (Drs C3 & Aviation Company Dba Drs Data & Imaging Systems).
Key specifications for 2318104: Head Height: 0.400 INCHES NOMINAL IN; Point Length: 0.030 INCHES NOMINAL IN; Fastener Length: 0.160 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625,TYPEII,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.