The Bolt,shear, cataloged under National Stock Number 5306-01-351-5515, 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 26 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-351-5515 |
| Primary Part Number | MB211-7H10 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| Head Height | 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Fastener Length | 1.315 INCHES MINIMUM AND 1.345 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Length | 0.705 INCHES NOMINAL IN |
| Hole Configuration Style | SPLINE |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.514 INCHES NOMINAL IN |
| Grip Diameter | 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| MB211-7H10 | Hi-Shear Corporation (USA) |
| 03A100-7H10 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| X385-7H10 | Huck International, Inc (USA) |
| PBF1422-7H10 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 03A100-7H10 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| SII1185-7H10 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| MB211-7H10 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| AIC1655-7H10 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VCG0017-7H10 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 123711-7H10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| VS3320-7H10 | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
| X385-7H10 | 3/9 Design control — primary reference U.S. Government activity |
| VS3320-7H10 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-351-5515 is a Bolt,shear, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-351-5515 has 10 manufacturer part numbers on file: MB211-7H10 (Hi-Shear Corporation), 03A100-7H10 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), X385-7H10 (Huck International, Inc), PBF1422-7H10 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 03A100-7H10 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems) and 5 more.
Key specifications for MB211-7H10: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN. 26 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.