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£Ì£Ê£Á£µ£°£Ó£µ
72MPa(720kgf/cm2)
£Ì£Ê£Á type aluminum cylinder¡¡
£Ó
¡Êspring return type)

£±¡¥Main parts, cylinder tube and pison rod are of Aluminum materials
lighter weight than steel jack. (except LJA100A10)

£²¡¥Base and corner part is steel.¡Êexcept LJA100A10¡Ë

£³¡¥Friction part of piston rod: high resistant for tear and wear due to
hard Almite process.

£´¡¥100% of load test against lifting capacity.

£µ¡¥Select applicable pump according to qty of jack in use and each
required oil capacity.

£¶¡¥
Port thread of coupling: RC3/8

£·¡¥We recommend to use Fuse valve(option part) to prevent load from sudden
falling, in case of burst from piping connections and hoses.

£¸¡¥Do not operate for: high frequency use, plunger over extension.




¡¡¡¡¡¡¡¡¡¡¡¡¡¡ Items
Model

Capacity
kN(ton)

Stroke
mm

Closed height
mm

Outer dia.
mm

Weight approx.
kg
LJA20S5 200(20) 50 170 92 3.8
LJA20S10 200(20) 100 220 92 4.7
LJA20S15 200(20) 150 270 92 5.6
LJA30S5 300(30) 50 178 108 5.5
LJA30S10 300(30) 100 228 108 6.5
LJA30S15 300(30) 150 283 108 8
LJA50S5 500(50) 50 185 135 8.5
LJA50S10B 500(50) 100 260 135 13
LJA50S15 500(50) 150 294 135 12



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OSAKA JACK CO.,LTD.
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e-mail¡¡trade-info@osaka-jack.co.jp