The Bolt,shear, cataloged under National Stock Number 5306-01-258-6036, 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 25 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-258-6036 |
| Primary Part Number | 20-065H10052 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Saturn Fasteners Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Head Height | 0.618 INCHES NOMINAL IN |
| Fastener Length | 4.159 INCHES MINIMUM AND 4.179 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN |
| Thread Length | 0.899 INCHES MINIMUM AND 0.939 INCHES MAXIMUM IN |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 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 | 3.240 INCHES MINIMUM AND 3.260 INCHES MAXIMUM IN |
| Width Between Flats | 0.688 INCHES NOMINAL IN |
| Grip Diameter | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM 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 6150 OR STEEL COMP 8740 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM 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 |
|---|---|
| 20-065H10052 PRIMARY | Saturn Fasteners Inc (USA) |
| 20-065H10052 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 20-065H10052 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 20-065H10052 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 20-065H10052 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 20-065H10052 | 5/9 Secondary reference U.S. Government activity |
| 20-065H10052 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5306-01-258-6036 is a Bolt,shear, manufactured by Saturn Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-258-6036 has 5 manufacturer part numbers on file: 20-065H10052 (Saturn Fasteners Inc), 20-065H10052 (Howmet Global Fastening Systems Inc), 20-065H10052 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 20-065H10052 (Sps Technologies, Llc Dba PB Fasteners), 20-065H10052 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for 20-065H10052: Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Head Height: 0.618 INCHES NOMINAL IN. 25 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.