The Screw,shoulder, cataloged under National Stock Number 5305-00-952-7403, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ozark Aeroworks Llc. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-952-7403 |
| Primary Part Number | 1-060-095-01 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ozark Aeroworks Llc |
| Status | ACTIVE |
| Head Height | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Fastener Length | 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Shoulder Length | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.2087 INCHES MINIMUM AND 0.2092 INCHES MAXIMUM FIRST SHOULDER IN |
| Special Test Features | CONCENTRIC HOLE IN SHANK,0.078 IN. DIA,0.090 IN. DEPTH IN |
| Thread Length | 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 37.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS CHAMFERED |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM 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 |
|---|---|
| 1-060-095-01 PRIMARY | Ozark Aeroworks Llc (USA) |
| 1-060-095-01 | Rolls-Royce Deutschland Ltd & Co Kg (DEU) |
| Reference | Meaning |
|---|---|
| 1-060-095-01 | 5/9 Secondary reference U.S. Government activity |
| 1-060-095-01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5305-00-952-7403 is a Screw,shoulder, manufactured by Ozark Aeroworks Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-952-7403 has 2 manufacturer part numbers on file: 1-060-095-01 (Ozark Aeroworks Llc), 1-060-095-01 (Rolls-Royce Deutschland Ltd & Co Kg).
Key specifications for 1-060-095-01: Head Height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Fastener Length: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN; Shoulder Length: 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.2087 INCHES MINIMUM AND 0.2092 INCHES MAXIMUM FIRST SHOULDER IN. 18 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.