1.
The DUB Swivel® is specifically designed for directional
applications. It is intended for coupling the reamer head to
the utility being pulled back. The swivel permits rotation of
the drill pipe while protecting the utility from twisting. Always
pull tension on the swivel before rotating.
2.
The Type 1 swivel has a female clevis located on one end and
an API box connection on the other.
Type
2 Series - Clevis x Clevis
Type
2 swivels offer a Clevis connection at both ends with hardened,
lockable Clevis Pins.
This
style of swivel is very common. It is the best style for distributing
side loads applied on the swivel due to its ability to pivot
at either end.
The
Clevis Pins are available in pairs as spare parts.
1.
The DUB Swivel® is specifically designed for directional
applications. It is intended for coupling the cutting head to
the utility being pulled back. The swivel permits rotation of
the cutting head and drill pipe while protecting the utility
from twisting. Always pull tension on the swivel before rotating.
2.
The Type 2 swivel has a female clevis located on each end.
nd
a Clevis connection at the trailing end. The rigid connection
allows more straightforward pushback, but it also places a more
severe side loading on the swivel.
