The Setscrew, cataloged under National Stock Number 5305-01-231-5162, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Allmetal Screw Products Corp. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-231-5162 |
| Primary Part Number | 1-72UNF3AX1-16 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Allmetal Screw Products Corp |
| Status | ACTIVE |
| Spline Minor Diameter | 0.025 INCHES NOMINAL IN |
| Fastener Length | 0.062 INCHES NOMINAL IN |
| Spline Width | 0.011 INCHES NOMINAL IN |
| Thread Length | 0.062 INCHES NOMINAL IN |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.034 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | FOUR SPLINE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 72 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 1-72UNF3AX1-16 PRIMARY | Allmetal Screw Products Corp (USA) |
| 04052573028062 | Autoflug Gmbh (DEU) |
NSN 5305-01-231-5162 is a Setscrew, manufactured by Allmetal Screw Products Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-231-5162 has 2 manufacturer part numbers on file: 1-72UNF3AX1-16 (Allmetal Screw Products Corp), 04052573028062 (Autoflug Gmbh).
Key specifications for 1-72UNF3AX1-16: Spline Minor Diameter: 0.025 INCHES NOMINAL IN; Fastener Length: 0.062 INCHES NOMINAL IN; Spline Width: 0.011 INCHES NOMINAL IN; Thread Length: 0.062 INCHES NOMINAL 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.