Universal type A claw coupling 
1. Material available: 
Carbon steel zn plated, Stainless steel,malleable Cast iron 
2. Size: 1/4"-1" for two lug, 1-1/4"-2"  for two lug.
3. Casting Air hose coupling(Universal aircoupling) 
Universal air coupling European type(Type A) 
Casting method: Investment casting/Sandcasting 
Sizes: From 1/4" to 1" 
1/4" 3/8" 1/2" 1"
Parts: 
Male end 
Female end 
Hose end W/O collar 
Hose end With collar 
Two lugs, 
Body material: Carton steel MalleableIron 
Sealing: NBR 
Thread type :BSP 
Working pressure: 10bar 
Max test pressure: 16bar