The Bolt,shear, cataloged under National Stock Number 5306-01-089-6007, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lfc Industries, Inc.. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-089-6007 |
| Primary Part Number | 20-057-6-34D |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lfc Industries, Inc. |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Fastener Length | 2.688 INCHES MINIMUM AND 2.718 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.578 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.334 INCHES NOMINAL FIRST HOLE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 20-057-6-34D | Huck International, Inc (USA) |
| 20-057-6-34D | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 20-057-6-34D PRIMARY | Lfc Industries, Inc. (USA) |
| 20-057-6-34D | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 20-057-6-34D PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 20-057-6-34D PRIMARY | Heartland Precision Fasteners Inc (USA) |
| 20-057-6-34D PRIMARY | Saturn Fasteners Inc (USA) |
| 20-057-6-34D PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 20-057-6-34D PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 20-057-6-34D PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 20-057-6-34D | 5/9 Secondary reference U.S. Government activity |
| 20-057-6-34D | 5/9 Secondary reference U.S. Government activity |
| 20-057-6-34D | 5/2 Secondary reference U.S. Government activity |
| 20-057-6-34D | 5/9 Secondary reference 3-V Fastener Co., Inc. |
| 20-057-6-34D | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5306-01-089-6007 is a Bolt,shear, manufactured by Lfc Industries, Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-089-6007 has 10 manufacturer part numbers on file: 20-057-6-34D (Huck International, Inc), 20-057-6-34D (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 20-057-6-34D (Lfc Industries, Inc.), 20-057-6-34D (Leonardo Spa Helicopters Division - Production Site), 20-057-6-34D (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace) and 5 more.
Key specifications for 20-057-6-34D: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES GRIP; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN. 23 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.