The Bolt,machine, cataloged under National Stock Number 5306-01-157-8470, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-157-8470 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Extended Washer Thickness | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN |
| Head Height | 0.150 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN |
| Fastener Length | 0.420 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Thread Length | 0.288 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 4075T12P01 | 3/2 Design control — primary reference U.S. Government activity |
| 10116032 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-157-8470 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-157-8470: Extended Washer Thickness: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN; Head Height: 0.150 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN; Fastener Length: 0.420 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN; Extended Washer Diameter: 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM 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.