Fits 0.500 in. Screw pipe; riser 0.375 in. 0d x 12 in. Lg
NSN 5905-01-338-6770
NSN 6645-00-864-6794
NSN 5960-01-485-2467
NSN 5855-01-353-3958
NSN 6150-01-105-2829
NSN 5935-01-038-5201
NSN 5945-00-811-3881
NSN 5855-00-797-8217
NSN 6610-01-246-7563
NSN 6135-01-492-5717
NSN 6135-01-633-8502
NSN 6220-01-462-2916