D
G
E
C
B
F

Acme Steel Mounting Flanges for Threaded Mount Style Nuts

Table 8

ARow
BMount
Thread
Size
(Modified)
COutside
Diameter
(in.)
DFlange
Thickness
(in.)
EBolt
Circle
Diameter
(in.)
FMounting
Holes
(No. Dia.)
GLock
Thread
Size
(Unified)
HPart
Number
.563 - 18 UNF1.6000.4101.125(4) .2665 - 4089837
.664 - 32 UNS1.6000.2701.240(4) .1775 - 4089836
.938 - 16 UN2.6000.5302.090(4) .26610 - 3289838
1.000 - 18 UNS2.6000.5302.090(4) .26610 - 3290203
1.125 - 18 UNEF2.6000.5302.090(4) .26610 - 3289839
1.250 - 16 UN3.2500.6302.750(4) .2661/4 - 2089840
1.375 - 16 UN2.7500.5202.260(4) .26610 - 3290083
1.563 - 18 UNEF3.2500.6302.750(4) .2661/4 - 2089841
1.967 - 18 UNS4.2000.5203.440(4) .397NA89842
1.967 - 18 UNS4.2000.8323.440(4) .397NA90185
2.250 - 20 UN4.9381.0204.125(4) .531NA89844
2.548 - 18 UNS4.9380.8954.062(4) .531NA89843
3.137 - 12 UNS5.3751.5824.375(6) .656NA89845
3.625 - 12 UN6.0001.7805.000(6) .656NA90204
4.325 - 12 UNS7.3752.0206.250(8) .781NA89870