Ningbo Yinzhou Longda Machinery Parts Factory
Main products:Hydraulic Cylinder,Piston,Auto Parts,Casting,Forging Parts
Contact Us
  • Contact Person : Ms. Ren JingJing
  • Company Name : Ningbo Yinzhou Longda Machinery Parts Factory
  • Tel : 0086-574-88473087
  • Fax : 0574-88344528
  • Address : Zhejiang,Ningbo,Duogu Industry Zone,Yunlong Town, Ningbo,Zhejiang,China
  • Country/Region : China
  • Zip : 315135

Telescopic Hydraulic Cylinders

Telescopic Hydraulic Cylinders
Product Detailed
1.Retracted:58 1/4 inches 2.Extended:106 1/4 inches 3.Stroke:48 inches 4.Apply Loctite to rod end thread

Telescopic Hydraulic Cylinder Details:

1.  Non-Standard cylinder

2.  Structure: piston cylinder

3. Power: Hydraulic

4. Material: steel

5. Stroke:50.8+/-0.125 cms

6. Diameter of shaft: 65/50 mm

7. Origin: Zhejiang, China

8. Model: LD002-telescopic hydraulic cylinder

9. Brand: Longda

     Hydraulic cylinder is both for single or double-acting applications, and with heavy duty welded construction. Cylinder’s standard color is black, orange or as per requirement. In addition, all seals are manufactured to US specification, and being 100% hydro-pressure tested before delivery. Rod surface treatment is for chrome plated or as per requirement. Hydraulic cylinder’s standard is B type piston (optional: A type piston).

Hydraulic Cylinder Parameter



Cylinder bore:

280 mm

10 mm

Piston Rod Diameter:

280 mm

10 mm

Retract Length:

3500 mm

50 mm

Stretch Length(Single stage cylinder):

6500 mm

60 mm

Stretch Length(Dual stage cylinder):

12500 mm

60 mm

Working Pressure:



1.Rod End Cross TubeHigh tensile steel
2.Gland Ductile iron ASTM A536 65-45-12
3.Rod High tensile SAE C1045, ground & polished hard chrome plated rod
4.Tube Weldment High tensile cold drawn tube, precision honed for extended seal life
5.Port Plug Plastic
6.Grease Fitting M6 (standard included)
7.Base End High tensile cast steel
8.Piston nut(applicable for A type 1.5", 2"bore & applicable for B type) Jam nut, grade 8, high tensile zinc-plated
9.PistonDuctile iron ASTM A536 65-45-12, type A & type B piston available
A. Piston ID seal(B type piston)O-ring(1)+back up ring(2)
A. Piston ID seal(A type piston)O-ring(1)+back up ring(2)
B. Piston OD seal(B type piston) Bronze impregnated PTFE piston ring w/rectangular CS nitrile expander
B. Piston OD seal(A type piston) Polyurethane U-cap
C. Tube seal O-ring(1)+back up ring(1)
D. Rod seal Polyurethane U-cap
E. Wiper Metal canned wiper

Process Flow Chart:

Our Slogan: regarding the quality as the factory's life

We are:

1. Real factory with about 20 year’s history and are licensed to export, providing competitive price.

2. Factory with about 200 workers and 40 seniors, equipped with CNC milling and turning machines, CNC Lathes, etc.

3.  Quality Certificates:  ISO9001-2000, ISO9001-2008 Quality Assurance System, the USA UL.

4. Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.

5. Quality control following 3 phases of thorough inspection, first-off inspection, during-processing inspection, and 100% inspection one by one before dispatching.

6. MOQ: 10pcs. Production capacity: 100000pcs/month

7. The way of payment: 30% deposit by T/T in advance, balance T/T before shipment, L/C is negotiable

8. Delivery Time: about 20 days by the sea transportation.

9. The sea port of the shipment: Beilun Ningbo Zhejiang province.

Telescopic Hydraulic Cylinders

Copyright Notice @ 2008-2012 ECVERY Limited and/or its subsidiaries and licensors. All rights reserved.