NPK GH7 - Hammer Bracket - GH7 Through GH50

NPK
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HAMMER FASTENER TORQUE
HAMMER BRACKET – GH7 THROUGH GH50
The bolt torque for the lower support block bolt in Location (L2) has been reduced.
Please see the following chart showing the torque values. Bolts marked Location (L1)
are not affected and the standard torque remains the same. Lube all bolts.
NPK HAMMER MODEL L1 L2
GH7 1000 1000
GH9 1000 500
GH10 1000 500
GH12 1750 500
GH15 1750 500
GH18 1750 500
GH23 2500 2500
GH30 2500 2500
GH40 2500 2500
GH50 2500 2500
NOTE: This is not required to be done to units in the field or dealer inventory
until time of rebuild.