The Bolt,close Tolerance, cataloged under National Stock Number 5306-00-936-0359, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-936-0359 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Fastener Length | 1.251 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN |
| Thread Length | 0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3737 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| BACB30BG6CH10 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-936-0359 is a Bolt,close Tolerance, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-936-0359: Head Height: 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; Fastener Length: 1.251 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN; Thread Length: 0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN; Material Document and Classification: AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 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.