A cylindrical soft metallic crush item used to seal high pressure flared tube connections. It is designed to be inserted between the conical surface of a flared tube fitting and the inner surface of the flared end of the connecting tube.
NSN 5990-01-443-2931
NSN 6610-01-561-9971
NSN 6135-01-643-3114
NSN 6135-01-264-1311
NSN 5920-01-479-7706
NSN 6135-01-421-7168
NSN 5905-00-757-6563
NSN 5855-01-431-2183
NSN 6220-01-180-3703
NSN 5925-00-925-9599
NSN 6650-00-382-6080
NSN 5998-01-026-0684