Products information 1) Material: 40Cr or 42CrMo 2) Surface: black oxygen, galvanization or as your request 3) Hardness: 36~42HRC 4) Grade: 10.9, 12.9 5) Impact Strength: ≥12~15J (at 25°C) 6) Package: boxes packed in Plywood Cases 7) Application :used in a wide variety of applications across all Komatsu machinery, including securing mechanical, electrical, and hydraulic components, as well as ground-engaging tools and track components.
We are high quality aftermarket Komatsu Hex Bolt supplier.Komatsu Hex Bolt is a high-strength hexagonal fastener widely used on Komatsu excavators, dozers, loaders, motor graders for undercarriage, bucket, cutting edge, track, sprocket, guard plate and other assemblies. It covers many application scenarios including track bolts, sprocket segment bolts, master link bolts and plow bolts for cutting edges, which are high-demand replacement fasteners for Komatsu machine maintenance.
All of our Komatsu hex bolts are made of premium alloy steel with precision heat treatment,so can ensure stable mechanical performance .Threads are roll-formed with no cutting marks at thread root, not only deliver outstanding fatigue resistance but also lower thread breakage risk.
Surface finish options include black oxide, zinc plating and Dacromet coating which can resist rust and corrosion under wet, rocky and mining working conditions. Our Komatsu hex bolts are widely used in earth excavation, mining, quarrying, road construction and infrastructure projects.

FAQ:
Q: What is Komatsu hex bolt used for?
A: Komatsu hex bolts are multi-purpose heavy-duty fasteners to assemble buckets, undercarriage, cutting edges and guards on Komatsu excavators, dozers and loaders.
Q: Are your hex bolts interchangeable with Komatsu OEM?
A: Yes. Dimensions and OEM part numbers match perfectly, direct replacement for original Komatsu hexagonal fasteners.
Q: Can I reuse old hex bolts during machine repair?
A: Not recommended for high-load positions. Old bolts under cyclic load have hidden metal fatigue and may break suddenly.
Thank you for your interest in our aftermarket Komatsu hex bolt replacement. To quote precisely, please share your hex bolt part number or hex bolt size,Komatsu machine model,application position, hex bolt strength class,surface finish and priority material for quotation. I can send you prices and lead time immediately.
| Part number | Description | Dimension | Part number | Description | Dimension | |
| 01010-61625 | HEX-BOLT | M16 x 25mm | 01010-81625 | HEX-BOLT | M16 x 25mm | |
| 01010-61630 | HEX-BOLT | M16 x 30mm | 01010-81630 | HEX-BOLT | M16 x 30mm | |
| 01010-61635 | HEX-BOLT | M16 x 35mm | 01010-81635 | HEX-BOLT | M16 x 35mm | |
| 01010-61640 | HEX-BOLT | M16 x 40mm | 01010-81640 | HEX-BOLT | M16 x 40mm | |
| 01010-61645 | HEX-BOLT | M16 x 45mm | 01010-81645 | HEX-BOLT | M16 x 45mm | |
| 01010-61650 | HEX-BOLT | M16 x 50mm | 01010-81650 | HEX-BOLT | M16 x 50mm | |
| 01010-61655 | HEX-BOLT | M16 x 55mm | 01010-81655 | HEX-BOLT | M16 x 55mm | |
| 01010-61660 | HEX-BOLT | M16 x 60mm | 01010-81660 | HEX-BOLT | M16 x 60mm | |
| 01010-61665 | HEX-BOLT | M16 x 65mm | 01010-81665 | HEX-BOLT | M16 x 65mm | |
| 01010-61670 | HEX-BOLT | M16 x 70mm | 01010-81670 | HEX-BOLT | M16 x 70mm | |
| 01010-61675 | HEX-BOLT | M16 x 75mm | 01010-81675 | HEX-BOLT | M16 x 75mm | |
| 01010-61680 | HEX-BOLT | M16 x 80mm | 01010-81680 | HEX-BOLT | M16 x 80mm | |
| 01010-61685 | HEX-BOLT | M16 x 85mm | 01010-81685 | HEX-BOLT | M16 x 85mm | |
| 01010-61690 | HEX-BOLT | M16 x 90mm | 01010-81690 | HEX-BOLT | M16 x 90mm | |
| 01010-61695 | HEX-BOLT | M16 x 95mm | 01010-81695 | HEX-BOLT | M16 x 95mm | |
| 01011-61600 | HEX-BOLT | M16 x 100mm | 01011-81600 | HEX-BOLT | M16 x 100mm | |
| 01011-61605 | HEX-BOLT | M16 x 105mm | 01011-81605 | HEX-BOLT | M16 x 105mm | |
| 01011-61610 | HEX-BOLT | M16 x 110mm | 01011-81610 | HEX-BOLT | M16 x 110mm | |
| 01011-61615 | HEX-BOLT | M16 x 115mm | 01011-81615 | HEX-BOLT | M16 x 115mm | |
| 01011-61620 | HEX-BOLT | M16 x 120mm | 01011-81620 | HEX-BOLT | M16 x 120mm | |
| 01011-61625 | HEX-BOLT | M16 x 125mm | 01011-81625 | HEX-BOLT | M16 x 125mm | |
| 01011-61630 | HEX-BOLT | M16 x 130mm | 01011-81630 | HEX-BOLT | M16 x 130mm | |
| 01011-61635 | HEX-BOLT | M16 x 135mm | 01011-81635 | HEX-BOLT | M16 x 135mm | |
| 01011-61640 | HEX-BOLT | M16 x 140mm | 01011-81640 | HEX-BOLT | M16 x 140mm | |
| 01011-61645 | HEX-BOLT | M16 x 145mm | 01011-81645 | HEX-BOLT | M16 x 145mm | |
| 01011-61650 | HEX-BOLT | M16 x 150mm | 01011-81650 | HEX-BOLT | M16 x 150mm | |
| 01011-61655 | HEX-BOLT | M16 x 155mm | 01011-81655 | HEX-BOLT | M16 x 155mm | |
| 01011-61660 | HEX-BOLT | M16 x 160mm | 01011-81660 | HEX-BOLT | M16 x 160mm | |
| 01011-61665 | HEX-BOLT | M16 x 165mm | 01011-81665 | HEX-BOLT | M16 x 165mm | |
| 01011-61670 | HEX-BOLT | M16 x 170mm | 01011-81670 | HEX-BOLT | M16 x 170mm | |
| 01011-61675 | HEX-BOLT | M16 x 175mm | 01011-81675 | HEX-BOLT | M16 x 175mm | |
| 01011-61680 | HEX-BOLT | M16 x 180mm | 01011-81680 | HEX-BOLT | M16 x 180mm | |
| 01011-61685 | HEX-BOLT | M16 x 185mm | 01011-81685 | HEX-BOLT | M16 x 185mm | |
| 01011-61690 | HEX-BOLT | M16 x 190mm | 01011-81690 | HEX-BOLT | M16 x 190mm |
Contact: Zoe Shi
Phone: +86-19700710133
Tel: +86-19700710133
Email: order@longwearparts.com
Add: Beilun District, Ningbo, China
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