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 6145-01-620-8037
NSN 5895-01-615-1241
NSN 2925-00-265-7539
NSN 5960-00-496-9500
NSN 5996-01-341-0828
NSN 5965-00-871-2678
NSN 5925-01-490-6296
NSN 5855-01-366-2429
NSN 6645-01-421-4007
NSN 5930-01-284-0113
NSN 5920-00-051-2629
NSN 4140-01-319-7786