Merchant couplings are threaded all the way through.
Tapped: 1/8″ to 2″ straight, 2-1/2″ to 8″ taper
1.800.561.3164
25 Whaley Avenue
P.O. Box 310
Milverton, Ontario
N0K 1M0 Canada
Boshart Industries LLC
3601 Woodpark Blvd. Charlotte, NC 28206 USA