The Screw,shoulder, cataloged under National Stock Number 5305-01-642-0750, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-642-0750 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN |
| Fastener Length | 1.039 INCHES NOMINAL IN |
| Thread Length | 0.0446 INCHES MINIMUM AND 0.0456 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Chamfer Angle | -0.015 RADIANS MINIMUM AND 0.005 RADIANS MAXIMUM |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.3433 INCHES MINIMUM AND 0.3542 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 |
| Reference | Meaning |
|---|---|
| 4108T35P02 | 3/2 Design control — primary reference U.S. Government activity |
| 10406378 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5305-01-642-0750 is a Screw,shoulder, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-642-0750: Head Height: 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN; Fastener Length: 1.039 INCHES NOMINAL IN; Thread Length: 0.0446 INCHES MINIMUM AND 0.0456 INCHES MAXIMUM IN; Material Document and Classification: AMS5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.