The Screw,close Tolerance, cataloged under National Stock Number 5305-01-175-5376, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-175-5376 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.060 INCHES MINIMUM AND 1.080 INCHES MAXIMUM IN |
| Thread Length | 0.262 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | CROWNED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Grip Diameter | 0.1889 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN |
| Locking Feature | DETENT BALL GRIP |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| 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 |
|---|---|
| NASM3369B-311 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-175-5376 is a Screw,close Tolerance, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-175-5376: Head Height: 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 1.060 INCHES MINIMUM AND 1.080 INCHES MAXIMUM IN; Thread Length: 0.262 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE IN. 12 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.