Page 684 - Air and Gas Drilling Manual

B-14 Air and Gas Drilling Manual
API Rotary Shouldered Connection Interchange List
Table B-6:
Common Name
Pin Base
Diameter Threads Taper Thread Same as or
Style Size (Tapered) per in. In/ft Form 1 Interchanges With
Internal Flush (I.F.) 2 / 8 ” 2.876 4 2 V-0.065 2 / 8 ” Slim Hole
3
7
(V-0.038 rad) N.C. 26 2
7 1
2 / 8 ” 3.391 4 2 V-0.065 3 / 2 ” Slim Hole
(V-0.038 rad) N.C. 31 2
3 / 2 ” 4.016 4 2 V-0.065 4 / 2 ” Slim Hole
1
1
(V-0.038 rad) N.C. 38 2
1
4” 4.834 4 2 V-0.065 4 / 2 ” Extra Hole
(V-0.038 rad) N.C. 46 2
1
4 / 2 ” 5.250 4 2 V-0.065 5” Extra Hole
(V-0.038 rad) N.C. 50 2
1
5 / 2 ” Double Streamline
1
Full Hole (F/H.) 4” 4.280 4 2 V-0.065 4 / 2 ” Double Streamline
(V-0.038 rad) N.C. 40 2
Extra Hole (X.H.) (E.H.) 2 / 8 ” 3.327 4 2 V-0.065 3 / 2 ” Double Streamline
1
7
(V-0.038 rad)
1
3 / 2 ” 3.812 4 2 V-0.065 4” Slim Hole
1
(V-0.038 rad) 4 / 2 ” External Flush
1
4 / 2 ” 4.834 4 2 V-0.065 4” Internal Flush
(V-0.038 rad) N.C. 46 2
1
5” 5.250 4 2 V-0.065 4 / 2 ” Internal Flush
(V-0.038 rad) N.C. 50 2
1
5 / 2 ” Double Streamline
Slim Hole (S.H.) 2 / 8 ” 2.876 4 2 V-0.065 2 / 8 ” Internal Flush
7
3
(V-0.038 rad) N.C. 26 2
7
1
3 / 2 ” 3.391 4 2 V-0.065 2 / 8 ” Internal Flush
(V-0.038 rad) N.C. 31 2
1
4” 3.812 4 2 V-0.065 3 / 2 ” Extra Hole
1
(V-0.038 rad) 4 / 2 ” External Flush
1
1
4 / 2 ” 4.016 4 2 V-0.065 3 / 2 ” Internal Flush
(V-0.038 rad) N.C. 38 2
7
1
Double Streamline (DSL) 3 / 2 ” 3.327 4 2 V-0.065 2 / 8 ” Extra Hole
(V-0.038 rad)
1
4 / 2 ” 4.280 4 2 V-0.065 4” Full Hole
(V-0.038 rad) N.C. 40 2
1
1
5 / 2 ” 5.250 4 2 V-0.065 4 / 2 ” Internal Flush
(V-0.038 rad) 5” Extra Hole
N.C. 50 2
3
Numbered Connection 26 2.876 4 2 V-0.038 rad 2 / 8 ” Internal Flush
7
(N.C.) 2 / 8 ” Slim Hole
7
31 3.391 4 2 V-0.038 rad 2 / 8 ” Internal Flush
3 / 2 ” Slim Hole
1
1
38 4.016 4 2 V-0.038 rad 3 / 2 ” Internal Flush
1
4 / 2 ” Slim Hole
40 4.280 4 2 V-0.038 rad 4” Full Hole
1
4 / 2 ” Double Streamline
46 4.834 4 2 V-0.038 rad 4” Internal Flush
1
4 / 2 ” Extra Hole
1
50 5.250 4 2 V-0.038 rad 4 / 2 ” Internal Flush
5”Extra Hole
External Flush (E.F.) 4 / 2 ” 3.812 4 2 V-0.065 4” Slim Hole
1
1
(V-0.038 rad) 3 / 2 ” Extra Hole
1
Connections with two thread forms shown may be machined with either thread form
without affecting gauging or interchangeability.
2
Numbered connections (N.C.) may be machined only with the V-0.038 radius thread
form.