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Class 150 Studding Outlets

Shell Mount

Tangential Mount

Flat Bottom

(Click any image above to enlarge it and lock it in place, then scroll to the bottom table for dimensions)
Bore ODThicknessOD of RFStud CircleHole Dia# of HolesHole DepthTap SizeT.P.I.Tap DepthFlat Bottom Weight
BTRCUVBaseper 1″
 1/23.51.251.382.3827/6440.88 1/2130.5632.7
 3/43.881.251.692.7527/6440.88 1/2130.563.73.2
1   4.251.2523.1227/6440.88 1/2130.564.33.8
1 1/44.621.252.53.527/6440.88 1/2130.565.14.4
1 1/251.252.883.8827/6440.88 1/2130.565.95.1
2   61.53.624.7517/3241.12 5/8110.7510.27.1
2 1/271.54.125.517/3241.12 5/8110.75149.5
3   7.51.55617/3241.12 5/8110.751511
3 1/28.51.55.5717/3281.12 5/8110.751913
4   91.56.197.517/3281.12 5/8110.752014
5   101.757.318.521/3281.31 3/4100.882817
6   111.758.59.521/3281.31 3/4100.883119
8   13.51.7510.6211.7521/3281.31 3/4100.884626
10   161.8112.7514.2549/64121.44 7/8915835
12   191.81151749/64121.44 7/8918348
14   21216.2518.75 7/8121.561   81.1210255
16   23.5218.521.25 7/8161.561   81.1212366
18   252.252122.751   161.811 1/881.2514067
20   27.52.2523251   201.811 1/881.2516679
24   322.527.2529.51 1/8202.121 1/481.44231100

Dimensions are in inches. Weights are in pounds.

Material: Studding Outlets are most commonly provided in SA-105. They can also be made from a full range of stainless and alloy materials.

Thickness: The standard thickness shown above for all studding outlets is the minimum required per ASME Section VIII Division I Paragraph UG-43(d) for thread engagement and an ID mount. It is important to note that each individual application should be analyzed for proper thickness.

Facing: The Studding Outlet minimum thickness “T” includes proper raised face per ANSI B16.5. Outlets can be supplied with any special facing as needed upon request.

Drilling and Tapping: Studding Outlets are furnished to ANSI B16.5 specifications unless otherwise specified. Thread depth is in accordance with ASME Section VIII Division I Para. UG-43(g) for a design temperature not to exceed 650ºF, a base metal stress of 17,500 psi(g), and a stud stress of 25,000 psi(g). All other materials exceeding these stresses should be checked for UG-43 compliance.

Bore: Bore sizes shown above are standard. Other sizes can be furnished upon request.

Curving: Connections can be furnished contoured to fit any shell, head, or cone at additional cost. Specify diameter to be mounted.

Class 150 Studding Outlets PDF (for printing).