The Screw,close Tolerance, cataloged under National Stock Number 5305-01-730-8843, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-730-8843 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.082 INCHES MAXIMUM IN |
| Fastener Length | 0.746 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Thread Length | 0.323 INCHES NOMINAL IN |
| Material Document and Classification | UNABLE TO DECODE |
| Single Shear Strength | ERR-060 |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | NAS7500 THRU NAS7516 NATIONAL STD/SPEC |
| Grip Length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN |
| Surface Treatment | UNABLE TO DECODE |
| Internal Drive Style | CRUCIFORM RIBBED |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | UNABLE TO DECODE |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.338 INCHES MINIMUM AND 0.381 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 |
|---|---|
| NAS7503A7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-730-8843 is a Screw,close Tolerance, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-730-8843: Head Height: 0.082 INCHES MAXIMUM IN; Fastener Length: 0.746 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN; Surface Treatment Document and Classification: UNABLE TO DECODE; Thread Length: 0.323 INCHES NOMINAL IN. 20 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.