The Bolt,machine, cataloged under National Stock Number 5306-01-451-2291, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-451-2291 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| External Thread Tolerance Class | 6H |
| Fastener Length | 0.470 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.8 |
| Thread Length | 0.346 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 5.0 MILLIMETERS MM |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Countersink Angle | 90.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 0.411 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| A3259268 | 3/2 Design control — primary reference U.S. Government activity |
| A3259268 | 5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions |
NSN 5306-01-451-2291 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-451-2291: External Thread Tolerance Class: 6H; Fastener Length: 0.470 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.8; Thread Length: 0.346 MILLIMETERS NOMINAL MM. 11 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.