Features Patent design Medium coupling head is interchangeable with sizes 1 ½”” – 2”, regardless of whether the mating coupling is female, male or hose end. Standard seal is Natural rubber (NR), FKM available Complete with Composite bellow Seal 1000psi Provision for Safety locking pin Sizes range from 3/8” to 3” Also available in 316 Stainless steel (CF8M) Applications Ideal for the transfer of air, water, and gas Used commonly in underground and surface mining, mineral processing, compressor and air tool industries. Specifications All Minsup™ Claw couplings comply with AS2554 and AS2660 SG Iron ISO 1083 Protection: Zinc plated to AS 1789:2003 . Type: Claw. Material: SG Iron. Size 1: 50 mm. Thread type: BSP. Working pressure: 1000 psi. Application: Suitable for Australian underground mining, air and water use.. Package quantity: 15/Pack. Connection 2: Male. Finish: Zinc Plated.