Continental A-577-CLC - NH3 Locking Collar Safety Extension Coupling - 1-1/4" MPT X 1-3/4" Female ACME

Continental A-577-CLC - NH3 Locking Collar Safety Extension Coupling - 1-1/4" MPT X 1-3/4" Female ACME Locking Collar Safety Extension Couplings Continental NH3 Products introduces locking collar for acme fittings. When engaged, it’s locks onto the hex portion of the acme adaptor to prevent the acme coupling from loosening due to twisting or vibration. The spring loaded lock collar keeps the collar in place when in use, eliminating the concern of the coupling loosening or even completely unscrewing from the nurse tank.  Features Pipe Thread Size: 1-1/4" MPT ACME Size: 1-3/4" Male ACME Design: Locking Collar