The Bolt,shear, cataloged under National Stock Number 5306-01-059-6701, 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19 specifications, cited from the U.S. Government catalog. 15 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-059-6701 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Extended Washer Thickness | 0.150 INCHES NOMINAL IN |
| Head Height | 0.618 INCHES NOMINAL IN |
| Fastener Length | 4.044 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Extended Washer Diameter | 1.045 INCHES NOMINAL IN |
| Thread Length | 0.899 INCHES NOMINAL IN |
| Hardness Rating | 41.0 ROCKWELL C NOMINAL OVERALL |
| Material Document and Classification | AISI ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OR AISI ASSN STD 3RD MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 3.125 INCHES NOMINAL IN |
| Width Between Flats | 0.688 INCHES NOMINAL IN |
| Grip Diameter | 0.6235 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 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 |
|---|---|
| MS21250-10050 | 5/9 Secondary reference Mercury Aerospace Fasteners Inc |
| MS21250-10050 | 5/1 Secondary reference U.S. Government activity |
| MS21250-10050 | 5/1 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| VFK100G-10050 | 5/1 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| MS21250-10050 | 5/1 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| MS21250-10050 | 5/1 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| MS21250-10050 | 5/1 Secondary reference U.S. Government activity |
| MS21250-10050 | 5/1 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| MS21250-10050 | 2/2 Government specification standardization U.S. Government activity |
| MS21250-10050 | 5/1 Secondary reference Howmet Global Fastening Systems Inc |
| MS21250-10050 | 5/1 Secondary reference Hi-Shear Corporation |
| MS21250-10050 | 5/1 Secondary reference All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners |
| MS21250-10050 | 5/1 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| MS21250-10050 | 5/9 Secondary reference U.S. Government activity |
| MS21250-10050 | 5/1 Secondary reference Huck International, Inc |
NSN 5306-01-059-6701 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-059-6701: Extended Washer Thickness: 0.150 INCHES NOMINAL IN; Head Height: 0.618 INCHES NOMINAL IN; Fastener Length: 4.044 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL. 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.