The Bolt,shear, cataloged under National Stock Number 5306-01-089-6008, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Saturn Fasteners Inc. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-089-6008 |
| Primary Part Number | 20-057-5-27D |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Saturn Fasteners 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 | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Fastener Length | 2.142 INCHES MINIMUM AND 2.172 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.327 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Grip Diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.865 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 |
|---|---|
| 20-057-5-27D | Saturn Fasteners Inc (USA) |
| 20-057-5-27D | Heartland Precision Fasteners Inc (USA) |
| 20-057-5-27D | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 20-057-5-27D | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 20-057-5-27D | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 20-057-5-27D | Lfc Industries, Inc. (USA) |
| 20-057-5-27D | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 20-057-5-27D | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 20-057-5-27D | 5/9 Secondary reference Sps Technologies Inc |
| 20-057-5-27D | 3/2 Design control — primary reference U.S. Government activity |
| 20-057-5-27D | 5/9 Secondary reference Aerospace Rivet Mfrs Corp |
| 20-057-5-27D | 5/9 Secondary reference U.S. Government activity |
| 20-057-5-27D | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-089-6008 is a Bolt,shear, manufactured by Saturn Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-089-6008 has 8 manufacturer part numbers on file: 20-057-5-27D (Saturn Fasteners Inc), 20-057-5-27D (Heartland Precision Fasteners Inc), 20-057-5-27D (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 20-057-5-27D (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 20-057-5-27D (Leonardo Spa Helicopters Division - Production Site) and 3 more.
Key specifications for 20-057-5-27D: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES GRIP; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN. 24 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.