Flange - Lap Joint, ANSI Class 900, B16.5 (in)

Written by Matt Milbury on . Posted in Lap Joint Flange Datasheets

Flange - Lap Joint, ANSI Class 900, ASME B16.5 (in) Datasheet

Dimensions shown are for Raised Face and Flat Faced Flanged Datasheets

  • Dimensions to ASME B16.5 - Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.
  • 1/4" raised face is not included in dimension "C" and "M".
data ljf b16.5 150 2500data ljf b16.5
Pipe Size

(NPS)

Outside Diameter of Flange

A

Thickness of Flange

C

Diameter of Bore

F

Diameter of Hub at Base

J

Length of Hub

M

Radius

R

Number of Bolt Holes

 

Diameter of Bolt Holes

 

Bolt Circle Diameter

P

Approx Weight

 

1/2 4 3/4 7/8 0.90 1 1/2 1 1/4 1/8 4 7/8 3 1/4 9
3/4 5 1/8 1 1.11 1 3/4 1 3/8 1/8 4 7/8 3 1/2 9
1 5 7/8 1 1/8 1.38 2 1/16 1 5/8 1/8 4 1 4 9
1 1/4 6 1/4 1 1/8 1.72 2 1/2 1 5/8 3/16 4 1 4 3/8 10
1 1/2 7 1 1/4 1.97 2 3/4 1 3/4 1/4 4 1 1/8 4 7/8 14
2 8 1/2 1 1/2 2.46 4 1/8 2 1/4 5/16 8 1 6 1/2 25
2 1/2 9 5/8 1 5/8 2.97 4 7/8 2 1/2 5/16 8 1 1/8 7 1/2 35
3 9 1/2 1 1/2 3.60 5 2 1/8 3/8 8 1 7 1/2 30
3 1/2 - - - - - - - - - -
4 11 1/2 1 3/4 4.60 6 1/4 2 3/4 7/16 8 1 1/4 9 1/4 51
5 13 3/4 2 5.69 7 1/2 3 1/8 7/16 8 1 3/8 11 81
6 15 2 3/16 6.75 9 1/4 3 3/8 1/2 12 1 1/4 12 1/2 105
8 18 1/2 2 1/2 8.75 11 3/4 4 1/2 1/2 12 1 1/2 15 1/2 188
10 21 1/2 2 3/4 10.92 14 1/2 5 1/2 16 1 1/2 18 1/2 277
12 24 3 1/8 12.92 16 1/2 5 5/8 1/2 20 1 1/2 21 371
14 25 1/4 3 3/8 14.18 17 3/4 6 1/8 1/2 20 1 5/8 22 397
16 27 3/4 3 1/2 16.19 20 6 1/2 1/2 20 1 3/4 24 1/4 488
18 31 4 18.20 22 1/4 7 1/2 1/2 20 2 27 670
20 33 3/4 4 1/4 20.25 24 1/2 8 1/4 1/2 20 2 1/8 29 1/2 868
22 - - - - - - - - - -
24 41 5 1/2 24.25 29 1/2 10 1/2 1/2 20 2 5/8 35 1/2 1659