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{"title":"EC290 EC290NLC Hydraulic Boom Cylinder for Excavator Spare Parts VOE14530664","imgUrl":"https:\/\/img.chinax.com\/nimg\/2c\/d9\/63b4ce32ffbf8770b592c3052c87-200x200-1\/ec290_ec290nlc_hydraulic_boom_cylinder_for_excavator_spare_parts_voe14530664_voe14539227_aftermarket_high_quality.jpg","attrs":{"Warranty":"1 Year","Minimum Order Quantity":"1 PCS","Packaging Details":"Wooden Case Packing","Part name":"Hydraulic Boom Cylinder"}}
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{"title":"Belparts Excavator Hydraulic Cylinder E308 308 Arm Cylinder Assy","imgUrl":"https:\/\/img.chinax.com\/nimg\/9b\/fa\/35e5eb95f968cb146c400a6dcb27-200x200-1\/belparts_excavator_hydraulic_cylinder_e308_308_arm_cylinder_assy.jpg","attrs":{"Brand Name":"Belparts","Model Number":"E308 308","Place of Origin":"Guangdong, China","Price":"negotiation"}}
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Link‑Belt 3400Q Hydraulic Boom Cylinder | Part #KBV0932 / KBV0931 | Aftermarket High Quality
Paragraph 1: Product Overview & Key Details
This aftermarket hydraulic boom cylinder (KBV0932 = Left Hand / KBV0931 = Right Hand) is a direct OEM replacement for Link‑Belt 3400Q (Quantum) excavators. Designed as the main lifting component of the boom system, it delivers strong, stable thrust for heavy lifting, boom raising/lowering, and load holding. Ideal for earthmoving, quarrying, road construction, and general infrastructure jobs, it meets the demands of medium‑to‑heavy duty operations. Manufactured to strict original specifiions, it features precise mounting dimensions, matched hydraulic ports, and heavy‑duty construction for bolt‑on installation and long service lifeLink-Belt ExcavatorsLink-Belt Excavators.
All parameters are calibrated to 3400Q’s hydraulic requirements, ensuring seamless integration and reliable performanceLink-Belt ExcavatorsLink-Belt Excavators.
Specifiion
Technical Data
Cylinder Bore
130 mm (5.1 in)
Piston Rod Diameter
90 mm (3.5 in)
Working Stroke
1,278 mm (50.3 in)
Rated Operating Pressure
32.0 MPa (4,550 psi)
Hydraulic Test Pressure
48.0 MPa (approx. 7,000 psi)
Cylinder Barrel
Forged seamless alloy steel, high pressure & impact resistant
Piston Rod
Heat‑treated alloy steel, hard chrome plated, anti‑wear & corrosion‑resistant
Exact OEM Fit: LH (KBV0932) / RH (KBV0931) dimensions, mounting points, and hydraulic ports match original parts without modifiion.
Heavy‑Duty Build: Reinforced barrel and thick chrome rod handle high pressure, frequent lifting, and harsh site conditions, reducing downtime.
Rigorous Testing: Every unit undergoes pressure testing, cycle testing, and dimensional inspection; ISO9001 and CE certified.
Flexible Supply: Single‑piece orders accepted for emergency repairs. Air express (3–7 days) or sea freight (30–45 days) available.
Paragraph 4: Brand Introduction
Belparts is a global supplier of aftermarket excavator hydraulic components with 10+ years of experience. We specialize in high‑quality, cost‑effective cylinders for major brands including Link‑Belt, Kobelco, CASE, and more. Our parts are widely used by construction companies and dealers worldwide, backed by stable quality and professional service.
Q: Will it work with the original hydraulic system?
A: Yes—all dimensions and performance parameters follow OEM standards.
Q: What certifiions do you have?
A: ISO9001 and CE certified.
Q: Can I order one piece?
A: Yes, MOQ is 1 piece for urgent maintenance.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
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...
