The Screw,machine, cataloged under National Stock Number 5305-00-142-4899, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-142-4899 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.244 INCHES MINIMUM AND 0.261 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.891 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Thread Length | 0.657 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 8630 OR STEEL COMP 4037 |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| Head Diameter | 0.716 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MS27039-6-13 | 3/2 Design control — primary reference U.S. Government activity |
| MS27039-6-13 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-00-142-4899 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-142-4899: Head Height: 0.244 INCHES MINIMUM AND 0.261 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.891 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN; Thread Length: 0.657 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN. 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.