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 6685-01-455-0025
NSN 6150-00-623-0420
NSN 6105-00-216-5813
NSN 6220-01-607-0748
NSN 6145-01-398-8811
NSN 5996-01-529-4964
NSN 5998-01-563-3403
NSN 5905-01-331-6986
NSN 6150-01-313-2530
NSN 6620-00-073-9859
NSN 5855-01-288-6341
NSN 5990-01-277-9753