The Bolt,machine, cataloged under National Stock Number 5306-01-352-8448, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-352-8448 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.040 INCHES NOMINAL IN |
| Fastener Length | 0.190 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | STM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.140 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 221B1476P2 | 5/9 Secondary reference U.S. Government activity |
| 221B1476P0002 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5306-01-352-8448 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-352-8448: Head Height: 0.040 INCHES NOMINAL IN; Fastener Length: 0.190 INCHES NOMINAL IN; Surface Treatment Document and Classification: STM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.140 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN. 15 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.