The Bolt,machine, cataloged under National Stock Number 5306-01-442-1211, 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14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-442-1211 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Extended Washer Thickness | 0.030 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Head Height | 0.159 INCHES NOMINAL IN |
| Fastener Length | 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Length | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5731 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.270 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| Nonstandard Thread Pitch Diameter | +0.1697 TO 0.1726 INCHES IN |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| MS9676-03 | 5/1 Secondary reference U.S. Government activity |
| MS9676-03 | 2/2 Government specification standardization U.S. Government activity |
NSN 5306-01-442-1211 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-442-1211: Extended Washer Thickness: 0.030 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Head Height: 0.159 INCHES NOMINAL IN; Fastener Length: 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN; Extended Washer Diameter: 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. 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.