Installation. -724650184

TM 9-3990-206-14&P

9-19. TIEDOWN RING REPLACEMENT (CONT).

Installation.

Do not over tighten locknuts or damage to equipment could result.

NOTE

There are 28 tiedown rings on flatrack. All 28 tiedown rings are installed the same way.

The flatrack has twenty-two 10,000 lb (4,540 kg) capacity tiedown rings and six 25,000 lb

(11,350 kg) capacity tiedown rings. The 25,000 lb (11,350) capacity tiedown rings are

larger in appearance.

Note location and size of tiedown rings prior to removal to ensure the proper capacity

tiedown ring is installed in the proper location.

The 25,000 lb (11,350 kg) capacity tiedown rings are located at each end and in the center

position on each side rail.

After tightening,

approximately six threads of

screws should show through

locknuts on 10,000 lb (4,540

kg) capacity tiedown rings

and approximately two

threads of screws should

show through locknuts on

25,000 lb (11,350 kg)

capacity tiedown rings. The

locknut must contact the

D-ring.

(1)

Position U-ring (3) and D-ring (4) on

flatrack (5) with screw (2) and locknut (1).

(2)

Tighten locknut (1) until it contacts

D-ring (4) and proper number of screw

threads are showing.

END OF TASK

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