Fits 0.500 in. Screw pipe; riser 0.375 in. 0d x 12 in. Lg
NSN 5990-01-053-5115
NSN 5975-00-223-9863
NSN 5935-01-075-4686
NSN 7035-01-342-9124
NSN 5945-01-529-7321
NSN 6145-01-579-3280
NSN 5998-00-645-7671
NSN 5930-01-198-0489
NSN 5965-01-408-9551
NSN 5920-01-520-7576
NSN 5945-01-487-8536
NSN 5855-00-885-8452