29
Wear Limits
The following table indicates limiting diameters on the components of the PETOL™ Drill
Pipe Tong. When localized wear is beyond any one of the limits indicated, the component
should be replaced.
Part
Number
Description
Location
Limit Dimension
HP249
Jaw – handle pin
Pin body diameter
1.482 (min)
HP234
Master link – handle pin
Pin body diameter
0.978 (min)
HB52
Chain splice bolts
Bolt body diameter
0.611 (min)
161-45-XX
Chain links
Pin hole diameter
0.640 (max)
161-45-XX
Chain links
Pitch center – center
1.739 (max per pitch)
DH8184-C09U Handle
Jaw pin hole diameter 1.525 (max)
DH8184-C09U Handle
Chain pin hole
diameter (master link) 1.025 (max)
DH8184-C09U Handle
Load loop diameter
1.665 (max)
DJ8184
Jaw
Jaw pin hole diameter 1.525 (max)
HM06-45
Master link
Handle pin diameter
1.023 (max)
HM06-45
Master link
Chain pin diameter
0.641 (max)
HV08-45
HV08-54
Chain screw
Chain pin diameter
0.640 (max)
