The Setscrew, cataloged under National Stock Number 5305-00-416-2189, 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 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-416-2189 |
| Primary Part Number | 10-92072-5 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Extended Washer Thickness | 0.062 INCHES NOMINAL IN |
| Head Height | 0.241 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Fastener Length | 0.562 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Width Between Flats | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4140 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 |
|---|---|
| 10-92072-5 PRIMARY | Unison Industries Llc (USA) |
| B3354-13 PRIMARY | Cooper Machinery Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 10-17820 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
| 10-17820 | 5/9 Secondary reference Unison Industries Llc |
NSN 5305-00-416-2189 is a Setscrew, manufactured by Unison Industries Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-416-2189 has 2 manufacturer part numbers on file: 10-92072-5 (Unison Industries Llc), B3354-13 (Cooper Machinery Services Llc).
Key specifications for 10-92072-5: Extended Washer Thickness: 0.062 INCHES NOMINAL IN; Head Height: 0.241 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN; Fastener Length: 0.562 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN; Extended Washer Diameter: 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN. 15 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.