The Bolt,u, cataloged under National Stock Number 5306-00-208-1674, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-00-208-1674 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Inside Distance Between Shanks | 0.687 INCHES NOMINAL IN |
| Thread Length | 0.591 INCHES MINIMUM IN |
| Distance From Inside Center of Bend to Bolt End | 1.156 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 1355060 | 5/9 Secondary reference The Boeing Company |
| 1355060 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-208-1674 is a Bolt,u, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-208-1674: Inside Distance Between Shanks: 0.687 INCHES NOMINAL IN; Thread Length: 0.591 INCHES MINIMUM IN; Distance From Inside Center of Bend to Bolt End: 1.156 INCHES NOMINAL IN; Style Designator: ROUND BEND. 12 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.