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TM10-4930-239-12&P
c. Inspection.
(1) Inspect all metal parts for cracks, corrosion, or broken fittings.
(2) Examine all coupling half gaskets for cracks, tears, or nicks.
Figure 4-21. Adapter, Double, 1.50 Inch, 3.00 Inch, and 4.00 Inch.
d. Assembly.
(1) Apply sealing compound (Appendix C, Item 44) to all external threads and install coupling half (3) onto coupling
half (2).
(2) Install two gaskets (1) into coupling half (3) and coupling half (2).
4-81
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