Dimensions Threaded End Caps ASME B16.11

Class 3000

NPS Length Outside Dia Min WT Min Thread Length
A D G B J
1/2 32 28 6.4 10.9 13.6
3/4 37 35. 6.4 12.7 13.9
1 41 44 9.7 14.7 17.3
1.1/4 44 57 9.7 17 18
1.1/2 44 64 11.2 17.8 18.4
2 48 76 12.7 19 19.2
2.1/2 60 92 15.7 23.6 28.9
3 65 108 19 25.9 30.5
4 68 140 22.4 27.7 33


Threaded Cap

Threaded Cap


Class 6000

NPS Length Outside Dia Min WT Min Thread Length
A D G B J
1/2 33 38 7.9 10.9 13.6
3/4 38 44 7.9 12.7 13.9
1 43 57 11.2 14.7 17.3
1.1/4 46 64 11.2 17 18
1.1/2 48 76 12.7 17.8 18.4
2 51 92 15.7 19 19.2
2.1/2 64 108 19 23.6 28.9
3 68 127 22.4 25.9 30.5
4 75 159 28.4 27.7 33


Threaded Cap

Threaded Cap

General notes..

  • Dimensions are in millimeters unless otherwise indicated.
  • Dimension (B) is minimum length of perfect thread.
    The length of useful thread (B plus threads with fully formed roots and flat crests) shall not be less than J.


Explore the World of Piping


© Werner Sölken 2008 -  
All rights reserved.
www.wermac.org uses Google Analytics

Privacy Policy

I must be old. I still believe in respect.