Corken 521 - Outline Dimensions

D. Outline Dimensions
All dimensions are in inches (centimeters).
Appendix D—Outline Dimensions for Models D51 and F51
1-5/16
(28.7)
3-3/8
(8.57)
1-7/16
(3.65)
3-3/16
(8.10)
4-5/8
(11.7)
15/16
(2.38)
3 -11/16
(9.36)
9/16
(1.43)
“E” keyway
Inlet 1" NPT
Outlet 3/4" NPT
1/4" pipe plug
Relief valve outlet:
1/2" NPT
Model D51 (Direct Mount)
Model F51 (Frame Mount)
3-3/8
(8.57)
1-7/16
(3.65)
1/8
(0.32)
3-3/16
(8.10)
4-5/8
(11.7)
15/16
(2.38)
6-1/8
(15.6)
3 -11/16
(9.36)
9/16
(1.43)
3-1/8
(7.9 3)
7/16
(1.10)
7/16
(1.10)
“E” keyway
Inlet 1" NPT
Outlet 3/4" NPT
1/4" pipe plug
Relief valve outlet:
1/2" NPT
Four
9/16" x 11/32"
(1.40 x 0.87)
slots
1-11/16
(4.29)
1-11/16
(4.29)
2
(5.08)
2
(5.08)
21