Defective rail car truck -Cont.

(5) The car is equipped with a coupler shank that is bent out of alignment to the extent

that the coupler will not couple automatically with the adjacent car.

(6) The car has a coupler that has a crack in the highly stressed junction area of the

shank and head as shown in Figure A-27 for an illustration of a coupler shank and head.

(7) The car has a coupler knuckle that is broken or cracked on the inside pulling face

of the knuckle.

(8) The car has a knuckle pin or knuckle thrower that is missing or inoperative.

(9) The coupler retainer pin lock is missing or broken.

(10) The coupler assembly does not have anti-creep protection to prevent

unintentional unlocking of the coupler lock.

(11) The coupler locklift is inoperative.

(12) The coupler lock is missing, inoperative, bent, cracked, or broken.

(13) The railcar has an uncoupling device without sufficient lateral and vertical

clearance to prevent fouling on curves or unintentional uncoupling.

d. A railcar shall be repaired before placing or continuing in service if the draft

arrangement has any of the following defects:

(1) Yokes that are inoperative, bent, broken, cracked in the web portion from rear of

key slot. See Figure A-28 for acceptable yoke cracks.

(2) Yoke straps that are worn more than 25% of its cross-sectional area.

(3) Draft gear housings are broken, split, cracked, or rear wall of housing is bulged

more than 3/16 inch.

(4) Parts that bear on the follower are broken or cracked.

(5) Stuck draft gear.

(6) The draft has fire damage.

(7) The draft gear has inappropriate free length.

(8) A vertical coupler pin retainer plate is missing (except by design) or has a missing

fastener.

A - 30