The Bolt,shear, cataloged under National Stock Number 5306-01-195-7939, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-195-7939 |
| Primary Part Number | ST3M753-5H20 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Extended Washer Thickness | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Head Height | 0.247 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN |
| Fastener Length | 1.786 INCHES MINIMUM AND 1.816 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Thread Length | 0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN |
| Hole Configuration Style | SPLINE |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.383 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 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 COMP XM-13 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 |
|---|---|
| ST3M753-5H20 PRIMARY | The Boeing Company Div Defense (USA) |
| AIC763-5H20 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VFK600-5H20 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| MB156-5H20 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| MB156-5H20 PRIMARY | Hi-Shear Corporation (USA) |
| 11829-5H20 | Reid Products Inc. Dba Reid Products Inc (USA) |
| PBF1267-5H20 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| S343-5H20 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 122897-5H20 | 3/2 Design control — primary reference U.S. Government activity |
| VS3190-5H20 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| VS3190-5H20 | 5/9 Secondary reference U.S. Government activity |
| S343-5H20 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-195-7939 is a Bolt,shear, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-195-7939 has 7 manufacturer part numbers on file: ST3M753-5H20 (The Boeing Company Div Defense), AIC763-5H20 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VFK600-5H20 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), MB156-5H20 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), MB156-5H20 (Hi-Shear Corporation) and 2 more.
Key specifications for ST3M753-5H20: Extended Washer Thickness: 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Head Height: 0.247 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN; Fastener Length: 1.786 INCHES MINIMUM AND 1.816 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.