BELPARTS MACHINERY LIMITED
| Part number | 21K-63-66301 |
| Quality | Aftermarket High Quality |
| Supply Ability | 100 PCS / Months |
| Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Delivery Time | 3-7 Day |
| Condition | New |
| Emission standards | Stage V |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL |
| Warranty | 1 Year |
| Certifiion | CE |
| Part name | Hydraulic Arm Cylinder |
| Model | PC150-1 PC150 |
| Packaging Details | Wooden Case Packing |
| Appliion | Excavator |
| Model Number | PC150-1 PC150 |
| Brand Name | Belparts |
| Place of Origin | China |
View Detail Information
Explore similar products
EC290 EC290NLC Hydraulic Boom Cylinder for Excavator Spare Parts VOE14530664
350L 375 375L Hydraulic Boom Cylinder for Excavator Spare Parts 1140596
SK210-8 Hydraulic Boom Cylinder for Kobelco Excavator Spare Parts YN01V00151F2
ZX200-3 Hydraulic Boom Cylinder for Hitachi Excavator Spare Parts 9272808
Product Specification
| Part number | 21K-63-66301 | Quality | Aftermarket High Quality |
| Supply Ability | 100 PCS / Months | Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Delivery Time | 3-7 Day | Condition | New |
| Emission standards | Stage V | Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL |
| Warranty | 1 Year | Certifiion | CE |
| Part name | Hydraulic Arm Cylinder | Model | PC150-1 PC150 |
| Packaging Details | Wooden Case Packing | Appliion | Excavator |
| Model Number | PC150-1 PC150 | Brand Name | Belparts |
| Place of Origin | China | ||
| High Light | Komatsu excavator hydraulic cylinder ，PC150 hydraulic arm cylinder ，aftermarket excavator spare parts | ||
This high-performance aftermarket hydraulic stick cylinder is precision manufactured as a direct OEM replacement for early Komatsu PC150 base model and PC150-1 medium excavators. As the core hydraulic drive component of front working equipment, it controls arm extension and retraction to finish digging, grabbing, loading and site leveling tasks. Widely used in municipal works, road maintenance, landscaping, pipeline laying and light earthmoving projects.
All cylinders are produced strictly following Komatsu original technical drawings and OEM standards, with fully consistent mounting dimensions, pin hole pitch and hydraulic oil port layout. Direct bolt-on installation without cutting, welding or any field secondary modifiion.
| Item | Specifiion |
|---|---|
| Product Name | Hydraulic Arm (Stick) Cylinder |
| Applicable Model | Komatsu PC150, PC150-1 Excavator |
| OEM Part Number | 21K-63-66301 |
| Product Grade | Brand New High-Quality Aftermarket |
| Warranty | 12 months against manufacturing defects |
| MOQ | 1 unit, sufficient stock for immediate shipment |
| QC Standard | ISO9001 certified, full hydraulic pressure test & cyclic fatigue test before delivery |
| # | Part No. | Description | Qty |
|---|---|---|---|
| 1 | 21K-63-66301 | ARM CYLINDER ASS'Y, | 1 |
| 1 | 21K-63-66340 | Cylinder | 1 |
| 2 | 707-76-80030 | Bushing | 1 |
| 3 | 07145-00080 | SEAL,DUST (KIT) | 2 |
| 4 | 707-27-12020 | HEAD,CYLINDER | 1 |
| 5 | 07177-08030 | Bushing | 1 |
| 6 | 707-51-80211 | PACKING,ROD (KIT) | 1 |
| 7 | 195-63-92190 | SEAL,DUST (KIT) | 1 |
| 8 | 07179-00103 | RING,SNAP | 1 |
| 9 | 07000-12115 | O-RING,(Y1621-01A0-10) | 1 |
| 10 | 07146-02116 | RING,(Y1621-01A0-11) | 1 |
| 11 | 01010-82475 | BOLT (KIT) | 4 |
| 12 | 01602-22472 | WASHER,SPRING (FOR SLAG HANDLING) | 4 |
| 13 | 21K-63-66320 | ROD,PISTON | 1 |
| 14 | 707-76-80030 | Bushing | 1 |
| 15 | 07145-00080 | SEAL,DUST (KIT) | 2 |
| 16 | 07020-00900 | FITTING, GREASE (STEERING CYLINDER) | 1 |
| 17 | 707-41-10130 | Washer | 1 |
| 18 | 707-36-12381 | Piston | 1 |
| 19 | 707-44-12080 | RING,PISTON (KIT) | 1 |
| 20 | 07155-01230 | RING,WEAR (KIT) | 1 |
| 21 | 07165-15860 | NUT,NYLON | 1 |
| 22 | 21K-62-15173 | ELBOW, | 1 |
| 23 | 21K-63-66370 | Tube | 1 |
| 24 | 07000-13030 | O-RING,BOOM (FOR 50 FEET LONG FRONT) | 2 |
| 25 | 01010-50870 | BOLT (OP) | 4 |
| 26 | 01010-50840 | BOLT,(WITH AIR CONDITIONER) | 2 |
| 27 | 01010-50855 | BOLT,(10M) | 2 |
| 28 | 01602-20825 | WASHER,SPRING?FOR ADDITIONAL REAR LAM | 8 |
| 29 | 07283-22738 | CLIP, SEAT | 1 |
| 30 | 01599-01011 | NUT,(WITH UNDER MIRROR) | 2 |
| 31 | 01643-31032 | WASHER,(WITH AUTO EMERGENCY STEERING) | 2 |
| 32 | 07282-02793 | Clamp | 1 |
| 33 | 01010-51025 | BOLT,(FOR CANVAS CANOPY?HEAD GUARD) | 2 |
| 34 | 01602-21030 | WASHER, SPRING (SUPPLIED W/SPIDER ASSEMBLY) | 2 |
| Spec Item | Data |
|---|---|
| Bore Diameter | 108mm |
| Piston Rod Diameter | 70mm |
| Working Stroke | 1150mm |
| Rated Working Pressure | 31.4MPa |
| Factory Test Pressure | 47.1MPa (1.5 times rated working pressure) |
| Barrel Material | High-tensile seamless alloy steel with precision inner honing |
| Piston Rod | 40CrMo quenched & tempered steel, 28~32μm hard chrome plating, HRC68–72, outstanding wear resistance & anti-bending performance |
| Matching Seal Kit PN | 21K-63-66301K |
| Working Temperature | -25℃ ~ +85℃ |
| Structure Feature | Double thickened ear lugs with quenched copper wear bushings, built-in buffer valve to absorb end-stroke impact and reduce vibration noise |
Our factory owns more than 10 years of mature experience in R&D and production of hydraulic cylinders for classic old-type Komatsu PC series excavators including PC150 / PC150-1. We supply complete boom, arm and bucket cylinder assemblies with mature forging, precision honing and professional heat treatment technology, supported by full-process strict quality control. Our aftermarket hydraulic cylinders are exported worldwide all year round, gaining long-term trust and consistent positive feedback from global machinery spare parts distributors.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2013
Total Annual:
$28000000-$41660000
Employee Number:
1200~1300
Ecer Certification：
Verified Supplier
Since 2013 Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013 Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts Who We Are Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha... Since 2013 Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013 Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts Who We Are Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha...
Get in touch with us
Leave a Message, we will call you back quickly!