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  • All dimensions are in inches.
  • These flanges will be furnished with a 1/16" raised face unless otherwise specified.
  • Flat face option available.

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ANSI 150 Threaded Flange
Unit of Measure
1 

Item #

Nominal Pipe Size

Outside Diameter (O)

Thickness (T)

Raised Face Diameter (R)

Length Thru Hub (Y)

Hub Diameter (X)

Approximate Weight

Bolt Circle (C)

Number of Holes

Diameter of Holes

0H150THAN N/A 1/2 N/A 3.50 in N/A 0.44 in N/A 1.38 in N/A 0.63 in N/A 1.19 in N/A 1 lb N/A 2.38 in N/A 4 N/A 0.63 in
3Q150THAN N/A 3/4 N/A 3.88 in N/A 0.50 in N/A 1.69 in N/A 0.63 in N/A 1.50 in N/A 2 lb N/A 2.75 in N/A 4 N/A 0.63 in
01150THAN N/A 1 N/A 4.25 in N/A 0.56 in N/A 2.00 in N/A 0.69 in N/A 1.94 in N/A 2 lb N/A 3.13 in N/A 4 N/A 0.63 in
1Q150THAN N/A 1 1/4 N/A 4.63 in N/A 0.63 in N/A 2.50 in N/A 0.81 in N/A 2.31 in N/A 3 lb N/A 3.50 in N/A 4 N/A 0.63 in
1H150THAN N/A 1 1/2 N/A 5.00 in N/A 0.69 in N/A 2.88 in N/A 0.88 in N/A 2.56 in N/A 3 lb N/A 3.88 in N/A 4 N/A 0.63 in
02150THAN N/A 2 N/A 6.00 in N/A 0.75 in N/A 3.63 in N/A 1.00 in N/A 3.06 in N/A 5 lb N/A 4.75 in N/A 4 N/A 0.75 in
2H150THAN N/A 2 1/2 N/A 7.00 in N/A 0.88 in N/A 4.13 in N/A 1.13 in N/A 3.56 in N/A 7 lb N/A 5.50 in N/A 4 N/A 0.75 in
03150THAN N/A 3 N/A 7.50 in N/A 0.94 in N/A 5.00 in N/A 1.19 in N/A 4.25 in N/A 8 lb N/A 6.00 in N/A 4 N/A 0.75 in
3H150THAN N/A 3 1/2 N/A 8.50 in N/A 0.94 in N/A 5.50 in N/A 1.25 in N/A 4.81 in N/A 11 lb N/A 7.00 in N/A 8 N/A 0.75 in
04150THAN N/A 4 N/A 9.00 in N/A 0.94 in N/A 6.19 in N/A 1.31 in N/A 5.31 in N/A 13 lb N/A 7.50 in N/A 8 N/A 0.75 in
05150THAN N/A 5 N/A 10.00 in N/A 0.94 in N/A 7.31 in N/A 1.44 in N/A 6.44 in N/A 15 lb N/A 8.50 in N/A 8 N/A 0.88 in
06150THAN N/A 6 N/A 11.00 in N/A 1.00 in N/A 8.50 in N/A 1.56 in N/A 7.56 in N/A 19 lb N/A 9.50 in N/A 8 N/A 0.88 in
08150THAN N/A 8 N/A 13.50 in N/A 1.13 in N/A 10.63 in N/A 1.75 in N/A 9.69 in N/A 30 lb N/A 11.75 in N/A 8 N/A 0.88 in
10150THAN N/A 10 N/A 16.00 in N/A 1.19 in N/A 12.75 in N/A 1.94 in N/A 12.00 in N/A 43 lb N/A 14.25 in N/A 12 N/A 1.00 in
12150THAN N/A 12 N/A 19.00 in N/A 1.25 in N/A 15.00 in N/A 2.19 in N/A 14.38 in N/A 64 lb N/A 17.00 in N/A 12 N/A 1.00 in
14150THAN N/A 14 N/A 21.00 in N/A 1.38 in N/A 16.25 in N/A 2.25 in N/A 15.75 in N/A 90 lb N/A 18.75 in N/A 12 N/A 1.13 in
16150THAN N/A 16 N/A 23.50 in N/A 1.44 in N/A 18.50 in N/A 2.50 in N/A 18.00 in N/A 98 lb N/A 21.25 in N/A 16 N/A 1.13 in
18150THAN N/A 18 N/A 25.00 in N/A 1.56 in N/A 21.00 in N/A 2.69 in N/A 19.88 in N/A 130 lb N/A 22.75 in N/A 16 N/A 1.25 in
20150THAN N/A 20 N/A 27.50 in N/A 1.69 in N/A 23.00 in N/A 2.88 in N/A 22.00 in N/A 165 lb N/A 25.00 in N/A 20 N/A 1.25 in
22150THAN N/A 22 N/A 29.50 in N/A 1.81 in N/A 25.25 in N/A 3.13 in N/A 24.25 in N/A 185 lb N/A 27.25 in N/A 20 N/A 1.38 in
24150THAN N/A 24 N/A 32.00 in N/A 1.88 in N/A 27.25 in N/A 3.25 in N/A 26.13 in N/A 220 lb N/A 29.50 in N/A 20 N/A 1.38 in
Unit of Measure
1