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Y521 packer

describe

Detail：
Y521 packer is a kind of mechanical hydraulic anchor setting packer. Compared with Y211, Y221 packer, able to withstand greater press. The packer is double center tube structure, with functions of pressure relief, packer on hydraulic anchor in the working status without casing on the suppression of the string can be unsealed packer.

Specification：

Model		Y521-140	Y521-114	Y521-152
Length (мм)		1850	1550	1915
OD. (мм)		Φ140	Φ114	Φ148
ID 60 мм		Φ60	Φ50	Φ60
Torque (KN)		20~25	110~130	120~140
Working pressure （Mpa）	Up pressure	25	25	25
Working pressure （Mpa）	Down pressure	25	25	25
Working temperature(℃)		120
ID Casing (мм)		148.0~153.0	119.7~123.7	153.8~161.8
API Connection		2 7/8 (NUE)

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