The Bolt,shear, cataloged under National Stock Number 5306-01-661-4083, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-661-4083 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 2.3535 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.541 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL OVERALL IN |
| Material Document and Classification | AMS5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.5000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.8125 INCHES NOMINAL IN |
| Width Between Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Grip Diameter | 0.4985 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.1675 INCHES NOMINAL OVERALL IN |
| Reference Number Differentiating Characteristics | ITEM IS FAA CERTIFIED |
| 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 |
|---|---|
| BACB30LJ8DK29 | 3/1 Design control — primary reference U.S. Government activity |
| BACB30LJ8DK29 | 5/1 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BACB30LJ8DK29 | 5/1 Secondary reference Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| BACB30LJ8DK29 | 5/1 Secondary reference Howmet Global Fastening Systems Inc Div City of Industry Operations |
| BACB30LJ8DK29 | 5/1 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
NSN 5306-01-661-4083 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-661-4083: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 2.3535 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.541 INCHES NOMINAL IN. 19 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.