The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-319-9885, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-319-9885 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.1110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 0.455 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | NAS4006 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Hole Configuration Style | HEXAGON CORNERS |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS6803 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY UNS R56400 FASTENER |
| Hole Quantity | 3 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.046 INCHES MINIMUM AND 0.056 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 |
|---|---|
| 5306PL2130702 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS6803AH2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-319-9885 is a Bolt,close Tolerance, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-319-9885: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.1110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. 25 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.