HQU head assembly is the main part of HQU core barrel. HQU head assembly is used together with HQ inner tube, HQ stop ring, HQ core lifter, HQ core lifter case. They compose the HQU inner tube assembly. HQU quick pump-in head assembly has all the features of HQ head assembly, and it is more suitable for the underground large angle drilling.

HQU HEAD ASSEMBLY, HQU QUICK PUMP-IN LINK LATCH HEAD ASSEMBLY

NOTE:

           *HQU MKII spearhead assembly(C5008323,C500816,C5007947,C3547002,C5008170,C5003192) is also available

REFERENCE PART ITEMS

Quick Pump-in Head Assembly, HQU Spearhead Point,HQU Compression Spring,HQU Detent Plunger,HQU Spearhead Base,HQU Spiral Pin,7/16" X 1" Latch Retracting Case, HQU Spring Pin, 1/2" x 2-3/4" Compression spring Washer Nylok Bolt 3/8" -16UNC x 3/4" Upper Latch Body, HQU Latch, HQU Link, HQU Spring Pin, 1/2" x 2" Valve Piston Spring Pin,1/4" X 2-3/4" Indicator Bushing Adapter

Pump-In Lip Seal, HQU Seal Set, HQU Landing Shoulder, HQU Lower Latch Body, HQU Hex Nut, 1-1/8" UNC Spindle, HQU Shut-off Valve, HQU Valve Adjusting Washer, HQU Thrust Bearing Spindle Bushing, HQU Hanger Bearing Compression Spring, HQU Lock Nut Inner-tube Cap Assembly, HQU Hydraulic Grease Fitting Stainless Steel Ball, 22mm Inner-tube Cap, HQU Check Valve Body, HQU

REFERENCE PART#

C3548625 C42913 C15141 C42914 C3540330 C42905 C3548749 C24524 C3548738 C104953 C3541932 C3548546 C104818 C3543999 C24305 C3548544 C3548718 C3543904 C3543995 C100696

C3543997 C104958 C104957 C44574 C25231 C43513 C25233 C24528 C25234 C24312 C24529 C103465 C40655 C17447 C62374 C40401 C37382

REFERENCE PHOTOS