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2624 & 2630 Series Hydraulic Installation Tools (HK1052) Alcoa Fastening Systems & Rings
asseMbly of nptf tHreaded CoMponents
AIR FITTINGS
1) Apply TEFLON® stick to male threads which do
not have pre-applied sealant per manufacturer’s
recommendations. (Proceed to All Fittings step 2)
HYDRAULIC FITTINGS
1) Apply Threadmate™ to male and female threads
which do not have pre-applied sealant per
manufacturer’s recommendations. (Proceed to All
Fittings step 2)
ALL FITTINGS:
2) Tighten to nger-tight condition.
3) Wrench tighten to 2-3 turns past nger-tight condition.
4) Final thread engagement can be checked (optional)
by measuring the dimension from the ange of male
tting to the end of the thread before assembly
and subtracting the distance under the ange after
assembly.
THREAD SIZE FINAL THREAD ENGAGEMENT AT FULL MAKE-UP
1/8-27 NPTF .235 inch (.59 cm)
1/4-18 NPTF .339 inch (.86 cm)
3/8-18 NPTF .351 inch (.89 cm)
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