Columbus Castings is a market leading AAR M-1003 certified, American manufacturer of Type H Tightlock Couplers and we offer a full line of Coupler, Yokes, and Type H Knuckles.  We stock all of the internal components of your coupler assembly for immediate delivery.

 Part Number         Description                                    Drawing Number

SH7HT                   Type H Tightlock Coupler                C-13108

SH8HT                   Type H Tightlock Coupler                C-14573

SH9HT                   Type H Tightlock Coupler                C-14588

CH81HT                 Type H Tightlock Coupler                C-14501