SHUANGJIA DQJ Series Top Drive Saver Sub

DQJ Series Top Drive Saver Sub

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Brand SHUANGJIA

Certification API

Lead Time 45days

Guarantee Period 12months

Source of Supply Heilongjiang

Payment Method T/T L/C

NSJ-Drilling 

Product Information

Top Drive Saver Sub is a kind of sub connected with Lower IBOP and drill pipe, mainly used in the top drive system. Not only acting as crossover sub, but also protecting lower IBOP. Top drive saver sub can be divided into general top drive saver sub and low temperature top drive saver sub.

Product Parameters:

Model	OD mm(inch)	ID mm(inch)	Conn.
DQJ187B	187 (7 23/64)	57.2(2 1/4)	6 5/8REG*NC38
DQJ187A	187 (7 23/64)	71.4(2 13/16)	6 5/8REG*NC50
DQJ197B	197 (7 3/4)	57.2(2 1/4)	6 5/8REG*NC38
DQJ197A	197 (7 3/4)	71.4(2 13/16)	6 5/8REG*NC50
DQJ219B	219(8 5/8)	57.2(2 1/4)	7 5/8REG*NC38
DQJ219A	219(8 5/8)	76.2(3)	7 5/8REG*NC50