A valve-like safety device used on hydraulic lines to prevent loss of hydraulic fluid from the system when the lines are ruptured or fail for any reason.
NSN 6240-01-070-6028
NSN 2925-00-221-4977
NSN 5998-01-659-5817
NSN 5996-01-341-7403
NSN 5975-00-966-4323
NSN 5930-00-755-3223
NSN 5925-01-141-6688
NSN 6645-01-178-4936
NSN 6130-01-497-5683
NSN 5915-00-301-3818
NSN 6685-01-276-8200
NSN 6110-00-613-1430