The Screw,machine, cataloged under National Stock Number 5305-01-172-2529, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Unison Industries Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-172-2529 |
| Primary Part Number | 35672 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Head Height | 0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Fastener Length | 0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN |
| Screw Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES |
| Thread Length | 0.143 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.187 INCHES NOMINAL IN |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 35672 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 35672 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-172-2529 is a Screw,machine, manufactured by Unison Industries Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-172-2529 has 1 manufacturer part number on file: 35672 (Unison Industries Llc).
Key specifications for 35672: Head Height: 0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Fastener Length: 0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN; Screw Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES; Thread Length: 0.143 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN. 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.