Catalog number Trade size
(inch)
I.D.
(mm) 
A
(mm) 
B
(mm) 
C
(mm) 
D
(mm) 
Metric Thread Packing
(pcs)
B21410316
(no insulating liner)
3/8" 11.5 29.0 22.5 12.5 16.0 M 16 x 1.5 50
B21410320 3/8" 11.5 29.0 22.5 14.5 20.0 M 20 x 1.5 50
B21410420 1/2" 14.5 34.5 22.5 14.5 20.0 M 20 x 1.5 50
B21410625 3/4" 19.5 41.5 28.0 16.0 25.0 M 25 x 1.5 50
B21411032 1" 25.0 46.0 31.5 19.5 32.0 M 32 x 1.5 50
B21411240 1-1/4" 33.5 55.5 34.0 20.5 40.0 M 40 x 1.5 25
B21411450 1-1/2" 38.5 63.2 36.5 24.5 50.0 M 50 x 1.5 20
B21412063 2" 49.5 76.0 44.5 27.0 63.0 M 63 x 1.5 10