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Welded Double-Acting Cylinders

HCL4012-ORB Welded Double-Acting Hydraulic Cylinder

HCL SeriesWelded · Double-acting20.7 MPa (3000 PSI)

A heavy-duty size for loaders and industrial duty cycles: 101.6 mm (4.00 in) bore delivering 167.7 kN (37,700 lbf) at 20.7 MPa (3000 PSI), with a 50.8 mm (2 in) rod and a 25.4 mm (1 in) pin (38.1 mm / 1 1/2 in optional). Weight: 21.3 kg (47 lb).

Bore
101.6 mm
4.00 in
Stroke
304.8 mm
12 in
Max thrust
167.7 kN
37,700 lbf
Working pressure
20.7 MPa
3000 PSI

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HCIC HCL welded hydraulic cylinder
HCL4012-ORB — HCL series product view. Open full size
HCL welded cylinder dimensional drawing with A, F, H, I–K, J, L, N, P and Q dimensions
HCL series dimensional drawing. Match the lettered dimensions against the tables below. Swipe the drawing to read dimensions, or open full size. Open full size

Specifications

Bore101.6 mm (4.00 in)
Rod50.8 mm (2 in)
Stroke304.8 mm (12 in)
Retracted length (closed)565.1 mm (22 1/4 in)
Extended length869.9 mm (34 1/4 in)
Max thrust167.7 kN (37,700 lbf)
Working pressure20.7 MPa (3000 PSI)
PortSAE #8 (1/2 in NPT available)
Pin diameter25.4 mm (1 in (1 1/2 in optional))
Weight21.3 kg (47 lb)

Mounting dimensions

Lettered dimensions for part family HCL40- (inches, with millimetre conversions), from the series dimensional drawing above.

Mounting dimensions — HCL40- (in, mm)
PartBoreAFHI–KJLNPQ
HCL40-4.00 in101.6 mm3.0/5.0 for HCL 40082.000 in50.8 mm1.843[2.00] in46.8[50.8] mm1.125 in28.6 mm2.385 in60.6 mm2.385 in60.6 mm4.500 in114.3 mm0.875 in22.2 mm2.250 in57.1 mm

How to order

HCL4012-ORB reads as: HCL series / 40 → 101.6 mm (4.00 in) bore / 12 → 304.8 mm (12 in) stroke / ORB port. The optional 38.1 mm (1 1/2 in) pin is specified at order — mention it in the inquiry.

Features

  • Threaded gland and ductile-iron piston with a honed tube
  • Rod induction-hardened to HRC 45–50, hard-chrome plated 0.001 in (finished HRC 69–71)
  • 96-hour salt-spray tested per ASTM B117-07a; zinc-plated pin
  • Optional 38.1 mm (1 1/2 in) pin at order

Frequently asked questions

How much thrust does the HCL4012-ORB produce?

167.7 kN (37,700 lbf) at 20.7 MPa (3000 PSI) from its 101.6 mm (4.00 in) bore, carried by a 50.8 mm (2 in) rod.

Can I order the HCL4012-ORB with a larger pin?

Yes — the standard pin is 25.4 mm (1 in), and a 38.1 mm (1 1/2 in) pin is optional on this size. Specify the option in your inquiry and it will be confirmed in the quotation.

Inquiry

Request a quote

Send us the bore, stroke and mounting dimensions — our engineering team replies within 48 hours.

We reply to every inquiry within 48 hours. MOQ 1 pc · 18-month warranty.

Other HCL models in this size

Other HCL models in the same size class — current model highlighted
ModelStrokeRetractedExtendedMax forceWeight
HCL4006-ORB152.4 mm6 in412.8 mm16 1/4 in565.1 mm22 1/4 in167.7 kN37,700 lbf16.3 kg36 lb
HCL4008-ORB203.2 mm8 in514.4 mm20 1/4 in717.5 mm28 1/4 in167.7 kN37,700 lbf18.6 kg41 lb
HCL4010-ORB254 mm10 in514.4 mm20 1/4 in768.3 mm30 1/4 in167.7 kN37,700 lbf20.9 kg46 lb
HCL4012-ORB304.8 mm12 in565.1 mm22 1/4 in869.9 mm34 1/4 in167.7 kN37,700 lbf21.3 kg47 lb
HCL4014-ORB355.6 mm14 in615.9 mm24 1/4 in971.5 mm38 1/4 in167.7 kN37,700 lbf22.7 kg50 lb
HCL4016-ORB406.4 mm16 in666.8 mm26 1/4 in1073.1 mm42 1/4 in167.7 kN37,700 lbf24.0 kg53 lb
HCL4018-ORB457.2 mm18 in717.5 mm28 1/4 in1174.8 mm46 1/4 in167.7 kN37,700 lbf25.4 kg56 lb
HCL4020-ORB508 mm20 in768.3 mm30 1/4 in1276.3 mm50 1/4 in167.7 kN37,700 lbf27.7 kg61 lb

Other strokes available — request a quote. Get a Quote in 48 Hours ›

See also: HCL2508-ORB — HCL2508-ORB Welded Double-Acting Hydraulic Cylinder.