Hydraulic Hammer Bushing Front Cover TNB151 Lower Bush Inner Bush For TOKU Rock Breaker

Why choose us?
Our main hydraulic seals cover the following type:
1. Hydraulic Breaker seal kit
2. Excavator seal kit
3. Crane seal kit
4. Wheel Loaders seal kit
5. Crawler Dozers seal kit
6. Pump seal kit, Motor seal kit
7. Dump Trucks seal kit
8. Wear Ring/ O-ring / X-ring
9. Center Swing seal(ROI /SWR)
10.Track adjuster seal(OUY)
11.Control lever and pedal level
12.PTFE Seals:Rod Seals, Piston Seals, Rotary Seals

Hydraulic Hammer Bushing Front Cover TNB151 Lower Bush Inner Bush For TOKU Rock Breaker

More TOKU Hammer Models 

Production Process

Through/Side/Hex Bolt:
Material: 42crmo
Bolt has 10.9 Grade and 12.9 Grade
Heating processing →Quench →Temper→Surface treatment:natural colour and black coating
Mounting Pin:
Material: 42crmo
Hardening→Tempering-finish machining→ Mid frequency induction hardening →Outside diameter grinding
The depth of quenching is 3MM and the high surface hardness,with high Durability.
Special checkered piston:
Material: 20cr2*114
thermal treatment use overall carburizing →quenching heat treatment → Processing using high precisioin checkered grinding technology
With high surface precision and good fineness . Hydraulic oil can adhere to the piston surface well and forming oil film , with good lubricity and abrasive resistance , to extend the piston’s life , and keep the force of impact .
Custom Piston:
Material: 20cr2*114
Our company can according to the customer request to make special specifiCATEEEEEEion piston: According to the assembly need grinding piston diameter, Control piston in tolerance range, make piston and cylinder body between the fit clearance to achieve the best effect.
Inner Bush:
Material: 42crmo or 20crmo
Forging blank → finish machining → carburizing→ quenching→Fine grinding
Product accuracy is high and stand wear and tear .
Front cover:
Material: 42crmo or 20crmo
Forging blank→finishing (finish machining) → Carburizing heat treatment →assembly surface fine grinding
Product is wear-resisting and impact resistance.

We Can Provide Following Hydraulic Breaker Parts (more than these)

More Related Hammer Spare Parts

About Us                                                 

Guangzhou Huilian Machine Equipment Co., Ltd. is a professional supplier for hydraulic breaker parts and hydraulic seal kits, we specialize in this field over 10 years, with the strength of OEM, good quality and pretty competitive price.And we have hydraulic breaker seal kits for CATEEEEEE, EDT, JCB, NPK, MSB, Atla-copco, Soosan, Furuwawka, Daemo, Krupp, Fine, Toku, Toyo, Okada, Beilite, Everdigm, Kwanglim, General, Komac, Rammer, Konan, Teisaku, Hanwoo, Komatsu...and so on.