NOW FIND THE "D", "E", & "F" DIMENSIONS IN THE TABLE BELOW
TO FIND YOUR PART NUMBER.
CONTACT ENGINEERING FOR HELP WITH GRAYED-OUT ITEMS.
Carbon Steel Part No. 304L SS Part No. 316L SS Part No.
FLAT-FACE STYLE FLANGE PART NUMBER - 304L Stainless Steel
SQ3 PATTERN
F
F
F
F
F
F
F
F
F
F
F
D
x
E
1/2" (.53)
3/4" (.75)
1" (.94)
1 1/4" (1.25)
1 1/2" (1.50)
2" (1.94)
2 1/2" (2.32)
3" (2.90)
3 1/2" (3.36)
4" (3.83)
5" (4.81)
1.438
x
1.438
6400-08-08B
6400-12-12B
6400-12-16B
6400-12-20B
6400-12-24B
6400-12-32B
6400-12-40B
6400-12-48B
6400-12-56B
6400-12-64B
6400-12-80B
2.000
x
2.000
6400-16-08B
6400-16-12B
6400-16-16B
6400-20-20B
6400-20-24B
6400-20-32B
6400-20-40B
6400-20-48B
6400-20-56B
6400-20-64B
6400-20-80B
2.750
x
2.750
6400-24-08B
6400-24-12B
6400-24-16B
6400-24-20B
6400-24-24B
6400-32-32B
6400-32-40B
6400-32-48B
6400-32-56B
6400-32-64B
6400-32-80B
3.750
x
3.750
6400-40-08B
6400-40-12B
6400-40-16B
6400-40-20B
6400-40-24B
6400-40-32B
6400-40-40B
6400-48-48B
6400-48-56B
6400-48-64B
6400-48-80B
4.250
x
4.250
6400-56-08B
6400-56-12B
6400-56-16B
6400-56-20B
6400-56-24B
6400-56-32B
6400-56-40B
6400-56-48B
6400-56-56B
6400-56-64B
6400-56-80B
5.000
x
5.000
6400-64-08B
6400-64-12B
6400-64-16B
6400-64-20B
6400-64-24B
6400-64-32B
6400-64-40B
6400-64-48B
6400-64-56B
6400-64-64B
6400-64-80B
6.000
x
6.000
6400-80-08B
6400-80-12B
6400-80-16B
6400-80-20B
6400-80-24B
6400-80-32B
6400-80-40B
6400-80-48B
6400-80-56B
6400-80-64B
6400-80-80B
