The Bolt,machine, cataloged under National Stock Number 5306-00-281-1655, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-281-1655 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Fastener Length | 3.375 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN |
| Thread Length | 1.500 INCHES MINIMUM IN |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Material Document and Classification | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.000 INCHES NOMINAL IN |
| Width Between Flats | 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 2 TYPE AND JBC1 STYLE |
| Surface Treatment | LEAD OVERALL |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 10 |
| Material | STEEL 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 |
|---|---|
| ME36425BPCF1G1T03 | 5/9 Secondary reference Stryten Energy Llc Dba Stryten Manufacturing |
| MILB857 | 4/1 Identification reference U.S. Government activity |
| MIL-L-13808B | 4/1 Identification reference U.S. Government activity |
| 90361-6204-925952PCFIG1T03 | 5/2 Secondary reference U.S. Government activity |
| 6204-3211595REVBPC28T030 | 3/2 Design control — primary reference U.S. Government activity |
| ME36425BPCF1G1T03 | 5/9 Secondary reference Oceanographic Battery Co Inc |
NSN 5306-00-281-1655 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-281-1655: Head Height: 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN; Fastener Length: 3.375 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN; Thread Length: 1.500 INCHES MINIMUM IN; Hardness Rating: 95.0 ROCKWELL B MAXIMUM OVERALL. 18 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.