The Bolt,machine, cataloged under National Stock Number 5306-01-283-4199, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-283-4199 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 6.75 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 40.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | DOD-P-16232 TYPE 2 CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 26.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | FF-B-575 FED SPEC SINGLE MATERIAL RESPONSE OR SAE J429 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 15.0 MILLIMETERS NOMINAL MM |
| Locking Feature | PATCH THREADS |
| Surface Treatment | PHOSPHATE FASTENER |
| Material | PLASTIC POLYAMIDE NYLON LOCKING FEATURE |
| Material | STEEL PROPERTY CLASS 10.9 FASTENER |
| Thread Series Designator | M |
| 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 |
|---|---|
| 20510498 | 5/9 Secondary reference Harsco Corporation Dba B M Y Wyne Wheled Vehicles Div |
| 20510498 | 3/9 Design control — primary reference Military Trucks & Parts, Inc. |
NSN 5306-01-283-4199 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-283-4199: Head Height: 6.75 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Fastener Length: 40.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: DOD-P-16232 TYPE 2 CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER. 16 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.