The Bolt,shear, cataloged under National Stock Number 5306-00-486-3025, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-486-3025 |
| Primary Part Number | MB84-6H26 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Extended Washer Thickness | 0.081 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Head Height | 0.378 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN |
| Fastener Length | 2.224 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN |
| Thread Length | 0.589 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN |
| Hole Configuration Style | HEXAGON LONGITUDINAL HOLE |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.055 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MB84-6H26 PRIMARY | Hi-Shear Corporation (USA) |
| S371-6H26 | Huck International, Inc (USA) |
| VAL23033-6H26 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 74328-6H26 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| VS3060-6H26 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| BM3326-6H26 PRIMARY | Huck International, Inc (USA) |
| VAL23033 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M571-6H26 | Heartland Precision Fasteners Inc (USA) |
| ST3M571-6H26 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M571-6H26 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| S11-1059-6H26 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| ST3M571-6H26 | J M Precision Inc (USA) |
| ST3M571-6H26 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| AIC752-6J26 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| MB84-6H26 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| GS1030-6H26 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| ST3M571-6H26 | Sequence Support Services Inc (USA) |
| Reference | Meaning |
|---|---|
| VS3060-6H26 | 5/9 Secondary reference U.S. Government activity |
| S371-6H26 | 5/9 Secondary reference U.S. Government activity |
| BM3326-6H26 | 5/9 Secondary reference U.S. Government activity |
| ST3M571-6H26 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5306-00-486-3025 is a Bolt,shear, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-486-3025 has 17 manufacturer part numbers on file: MB84-6H26 (Hi-Shear Corporation), S371-6H26 (Huck International, Inc), VAL23033-6H26 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 74328-6H26 (Sps Technologies, Llc Dba PB Fasteners), VS3060-6H26 (Howmet Global Fastening Systems Inc) and 12 more.
Key specifications for MB84-6H26: Extended Washer Thickness: 0.081 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN; Head Height: 0.378 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN; Fastener Length: 2.224 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN; Extended Washer Diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN. 21 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.