The Screw,machine, cataloged under National Stock Number 5305-01-488-3980, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Craftech Industries, Inc. Dba Craftech Industries Inc. Government technical data includes 13 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 | 5305-01-488-3980 |
| Primary Part Number | J121-17-6 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Craftech Industries, Inc. Dba Craftech Industries Inc |
| Status | ACTIVE |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.261 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC |
| Color | BLACK |
| Internal Drive Style | SLOT |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.159 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 |
|---|---|
| J121-17-6 PRIMARY | Craftech Industries, Inc. Dba Craftech Industries Inc (USA) |
NSN 5305-01-488-3980 is a Screw,machine, manufactured by Craftech Industries, Inc. Dba Craftech Industries Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-488-3980 has 1 manufacturer part number on file: J121-17-6 (Craftech Industries, Inc. Dba Craftech Industries Inc).
Key specifications for J121-17-6: Fastener Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.261 INCHES NOMINAL IN; Nominal Thread Diameter: 0.086 INCHES IN; Head Style: FLAT COUNTERSUNK. 13 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.