Part Number SizeG3G1LIHE
YK521-2-1/2 2-1/2 2.17 1.38 6.3 0.47 9.72 5.04
YK521-3/8 3/8 4.04 0.2 2.17 1.12 0.5
YK521-1/2 1/2 1.12 2.56 0.25 2.28 5.24
YK521-3/4 3/4 1.38 2.95 0.25 2.32 5.24
YK521-1 1 1.38 3.5 0.31 2.72 6.02
YK521-1-1/4 1-1/4 1.5 3.98 0.31 2.95 6.02
YK521-1-1/2 1-1/2 1.5 4.29 0.37 3.27 7.52
YK521-1/4 1/4 1.97 0.2 2.17 0.5 1.12

STANDARD 
DESIGN: ANSI B16.34
TESTING: API 598