Oil Country Fittings

Current API Thread Standards

Current API
Thread Standards
Size O.D. Pipe Tubing & Casing
NPS DN IN MM
  ¾ 20 1.050 25 14  
¾ EUE 20 1.050 25   10 Rd
1 25 1.315 33 11-1/2 10 Rd
1 EUE 25 1.315 33   10 Rd
1-1/4 32 1.660 42 11-1/2 10 Rd
1-1/4 EUE 32 1.660 42   10 Rd
1-1/2 40 1.900 48 11-1/2 10 Rd
1-1/2 EUE 40 1.900 48 10 Rd
2 50 2-3/8 60 11-1/2 10 Rd
2 EUE 50 2-3/8 60   8 Rd
2-1/2 65 2-7/8 73 8V 10 Rd
2-1/2 EUE 65 2-7/8 73   8 Rd
3 80 3-1/2 88 8V 10 Rd
3 EUE 80 3-1/2 88   8 Rd
3-1/2 90 4 100 8V 8 Rd
3-1/2 EUE 90 4 100 8V 8 Rd
4 100 4-1/2 114 8V 8 Rd
4 EUE 100 4-1/2 114   8 Rd
    5 125   8 Rd
    5-1/2 140   8 Rd
5 125 5-9/16 140 8V  
    6 150   8 Rd
6 150 6-5/8 168 8V 8 Rd
    7 180   8 Rd
    7-5/8 195   8 Rd
8 200 8-5/8 219 8V 8 Rd
    9-5/8 245   8 Rd
10 250 10-3/4 275 8V 8 Rd
    11-3/4 300   8 Rd
12 300 12-3/4 325 8V  
    13-3/8 340   8 Rd
    14 355 8V  
    16 405 8V 8 Rd
    18 455 8V  
    20 510 8V 8 Rd

Tubing & Casing Swages

Nominal sizes 1 – 3-1/2 / 25 – 90 DN upset and non-upset ends tubing swages available with any combination of current API threads
(8 round, 10 round, 11-1/2 V, 8 V, etc.) are stock items in J-55, K-55, N-80, and L-80
Wall thicknesses available are standard through double extra heavy
For different grades of material (stainless, brass, etc.) and different threads, consult factory
Thread types are color-coded for easy identification

Large end upset
reduced to regular
or upset
Size API or O.D. Reduced to Length Standard Weight Extra Heavy Weight Dbl Extra Heavy Weight
NPS DN IN MM NPS DN IN MM LB KG LB KG LB KG
  1 25 1.315 33 3/4 20 3-1/2 89 .66 .3 .66 .3    
1-1/4 32 1.660 42 3/4 - 1 20 – 25 4 102 1.00 .45 1.00 .45    
1-1/2 40 1.900 48 3/4 - 1-1/4 20 – 32 4-1/2 114 1.25 .6 1.25 .6    
2 50 2-3/8 60 1/4 – 1/2 – 3/4 8 – 15 –20 8 203 2.50 1.1 4.00 1.8 6.00 2.7
        1 – 1-1/4 – 1-1/2 25 – 32 – 40 8 203 2.50 1.1 4.00 1.8 6.00 2.7
        2-1/16 O.D. 52 8 203 2.5 1.1 4.00 1.8 6.00 2.7
2-1/2 65 2-7/8 73 1 – 1-1/4 – 1-1/2 25 – 32 – 40 8 203 5.00 2.2 6.00 2.7 10.00 4.5
        2 50 8 203 6.00 2.7 6.00 2.7 10.00 4.5
3 80 3-1/2 88 1 – 1-1/4 – 1-1/2 25 – 32 – 40 8 203 7.50 3.4 9.00 4.0 14.00 6.4
        2 – 2-1/2 50 – 65 8 203 7.50 3.4 9.00 4.0 14.00 6.4
4 100 4-1/2 114 1 – 1-1/4 – 1-1/2 25 – 32 – 40 9 229 11.00 5.0 14.00 6.4 23.00 10.5
        2 – 2-1/2 50 – 65 9 229 11.00 5.0 14.00 6.4 23.00 10.5
        3 – 3-1/2 80 – 90 9 229 11.00 5.0 14.00 6.4 23.00 10.5


Large end
non-upset
reduced to upset
Size API or O.D. Reduced to Length Standard Weight Extra Heavy Weight Dbl Extra Heavy Weight
NPS DN IN MM NPS DN IN MM LB KG LB KG LB KG
  1 25 1.315 33 3/4 20 3-1/2 89 .66 .3 .66 .3    
1-1/4 32 1.660 42 3/4 - 1 20 – 25 4 102 1.00 .45 1.00 .45    
1-1/2 40 1.900 48 3/4 - 1-1/4 20 – 32 4-1/2 114 1.25 .6 1.25 .6    
2 50 2-3/8 60 3/4 20 6.5 165 2.50 1.1 3.50 1.6 5.00 2.3
        1 – 1-1/4 – 1-1/2 25 – 32 – 40 6.5 165 2.50 1.1 3.50 1.6 5.00 2.3
2-1/2 65 2-7/8 73 1 – 1-1/4 – 1-1/2 25 – 32 – 40 7 178 4.00 1.8 6.00 2.7 9.00 4.0
        2 50 7 178 4.00 1.8 6.00 2.7 9.00 4.0
3 80 3-1/2 88 1 – 1-1/4 – 1-1/2 25 – 32 – 40 8 203 6.00 2.7 9.00 4.0 12.00 5.4
        2 – 2-1/2 50 – 65 8 203 6.00 2.7 9.00 4.0 12.00 5.4
4 100 4-1/2 114 1 – 1-1/4 – 1-1/2 25 – 32 – 40 9 229 8.00 2.7 12.00 5.4 20.00 9.0
        2 – 2-1/2 50 – 65 9 229 8.00 2.7 12.00 5.4 20.00 9.0
        3 – 3-1/2 80 – 90 9 229 8.00 2.7 12.00 5.4 20.00 9.0
    5-1/2 140 2 – 3 50 – 80 11 279 12.50 5.7 17.00 7.7 33.00 15.0
    7 175 2 – 3 50 – 80 12 305 17.00 7.7 25.00 11.4 50.00 23.0

Swage Nipples non-upset on large end are made from J-55, K-55, N-80, L80 or the most appropriate material available.
Swage Nipples upset on large end are made from J-55 unless otherwise specified.


Tubing &
Casing non-EUE
Ends
Size        
Pipe O.D. Reduced to Length Standard Weight Extra Heavy Weight Dbl Ex. & 160 Weight
NPS DN IN MM NPS DN IN MM LB KG LB KG LB KG
  1 25 1.315 33 1/4 - 3/4 8 – 20 3-1/2 88 .66 .3 .66 .3 1.00 .45
1-1/4 32 1.660 42 1/4 - 1/2
3/4 & 1
8 – 15
20 & 25
4
4
102
102
1.00
1.00
.45
.45
1.00
1.00
.45
.45
1.50
1.50
.68
.68
1-1/2 40 1.900 48 1/4 - 3/4
1 & 1-1/4
8 - 20
25 & 32
4-1/2
4-1/2
114
114
1.17
1.17
.53
.53
1.00
1.00
.45
.45
2.00
2.00
.9
.9
2 50 2-3/8 60 1/4 - 3/4
1 – 2 OD
8 & 20
25 – 50 OD
6-1/2
6-1/2
165
165
2.50
2.00
1.12
.90
3.00
2.33
1.4
1.0
4.25
4.25
1.9
1.9
2-1/2 65 2-7/8 73 1/4 - 3/4
1 - 1-1/2
2 & 2-1/16
8 - 20
25 - 40
50 & 52
7
7
7
178
178
178
3.00
3.00
3.00
1.4
1.4
1.4
3.50
3.50
3.50
1.6
1.6
1.6
8.00
8.00
8.00
3.6
3.6
3.6
3 80 3-1/2 88 1 - 1-1/2
2 & 2-1/2
25 - 40
50 & 65
8
8
203
203
4.50
4.50
2.0
2.0
6.00
6.00
2.7
2.7
11.00
11.00
5
5
4 100 4-1/2 114 1 - 1-1/2
2 & 4 OD
25 - 40
50 & 100 OD
9
9
229
229
7.00
7.50
3.2
3.2
10.00
10.00
4.5
4.5
18.00
18.00
8
8
    5 130 1 - 1-1/2
2 & 4-1/2 OD
25 - 40
50 – 114 OD
10
10
254
254
9.50
9.50
4.3
4.3
15.00
15.00
6.8
6.8
24.00
24.00
11
11
    5-1/2 140 1 - 1-1/2
2 & 2-1/2
3 – 5 OD
25 - 40
50 & 65
80 – 125 OD
11
11
11
279
279
279
12.50
12.50
12.50
5.7
5.7
5.7
17.00
17.00
17.00
7.7
7.7
7.7
33.00
33.00
33.00
15
15
15
    6-5/8 168 1 - 1-1/2
2 & 2-1/2
3 – 4 OD
4 – 6 OD
25 - 40
50 & 65
80 – 100 OD
100 – 150 OD
12
12
12
12
305
305
305
305
17.00
17.00
17.00
17.00
7.7
7.7
7.7
7.7
25.00
25.00
25.00
25.00
11.4
11.4
11.4
11.4
46.00
46.00
46.00
46.00
21
21
21
21
    7 180 1 - 1-1/2
2 & 2-1/2
3 – 5 OD
5-1/2 OD & 6 OD
25 - 40
50 & 65
80 – 125 OD
140 OD & 150 OD
12
12
12
12
305
305
305
305
17.00
17.00
17.00
17.00
7.7
7.7
7.7
7.7
25.00
25.00
25.00
25.00
11.4
11.4
11.4
11.4
   
    7-5/8 195 2 – 3
4 OD – 6 OD
6-5/8 OD & 7 OD
50 - 80
100 OD & 150 OD
168 OD & 178 OD
13
13
13
330
330
330
24.00
24.00
24.00
11.0
11.0
11.0
32.00
32.00
32.00
14.5
14.5
14.5
   
    8-5/8 219 2 - 3
4 – 6 OD
6-5/8 OD & 7-5/8 OD
50 - 80
100 & 150 OD
168 OD & 194 OD
13
13
13
330
330
330
29.00
29.00
29.00
13.0
13.0
13.0
44.00
44.00
44.00
20.0
20.0
20.0
   
    9-5/8 245 2 - 3
4 – 6 OD
6-5/8 OD & 8-5/8 OD
50 - 80
100 & 150 OD
168 OD & 194 OD
14
14
14
356
356
356
38.00
38.00
38.00
17.3
17.3
17.3
48.00
48.00
48.00
22.0
22.0
22.0
   
    10-3/4 275 2 - 3
4 – 6 OD
6-5/8 OD - 7-5/8 OD
8-5/8 OD & 9-5/8 OD
50 - 80
100 & 150 OD
168 OD - 194 OD
219 OD & 245 OD
15
15
15
15
381
381
381
381
48.00
48.00
48.00
48.00
22.0
22.0
22.0
22.0
68.00
68.00
68.00
68.00
31.0
31.0
31.0
31.0
   

All swage nipples above are made from J-55, K-55, N-80, L80 or the most appropriate material available.
Casing threads (8 Rd.) on one end with any thread or finish (beveled) on the other end.
Also includes casing sizes where no thread is specified.

Tubing & Casing Bull Plugs


4-1/2” / 114 mm O.D. – 13-3/8 ” / 340 mm O.D. casing bull plugs available with all current API threads or beveled for welding.
Bull plugs available in standard, extra heavy or double extra heavy, and are manufactured from J-55, K-55, N-80 or L-80.

Tubing Size Length Standard Weight Extra Heavy Weight Dbl Ex. & 160 Weight
Pipe API or O.D.
NPS DN IN MM IN MM LB KG LB KG LB KG
  3/4 EUE 20     3 76 1.50 .68 .50 .23    
1 25 1.315 35 3 76 1.50 .68 .66 .3    
1 EUE 25     3 76 1.50 .68        
1-1/4 32 1.660 40 3-1/4 83 1.50 .68 1.00 .45    
1-1/4 EUE 32     3-1/4 83 1.50 .68        
1-1/2 40 1.900 50 3-1/2 89 1.50 .68 1.06 .48    
1-1/2 EUE 40     3-1/2 89 2.00 .9 2.25 1.0    
2 50 2-3/8 60 4 102 2.00 .9 3.00 1.4 4.25 1.9
2 EUE 50     5 127 3.50 1.6 4.00 1.8 9.00 4.0
2-1/2 65 2-7/8 75 5 127 3.00 1.40 3.50 1.6 8.00 3.6
2-1/2 EUE 65     5-1/2 140 4.25 1.9 6.00 2.7 14.00 6.4
3 80 3-1/2 90 6 153 4.50 1.9 5.00 2.3 11.00 5.0
3 EUE 80     6-1/2 165 10.00 4.5 15.00 7.0 25.00 11.4
4                      
4 EUE                      


Casing API or O.D. Length Standard Weight Extra Heavy Weight Dbl Ex. & 160 Weight
IN MM IN MM LB KG LB KG LB KG
  4-1/2 113 7 178 7.50 3.4 10.00 4.5 18.00 8.2
5 127 8 203 9.50 4.3 15.00 6.8 24.00 11.0
5-1/2 140 8-1/2 216 12.50 5.7 17.00 7.7 33.00 15.0
6-5/8 168 10 254 17.00 7.7 25.00 11.4 46.00 21.0
7 175 10 254 17.00 7.7 25.00 11.4 50.00 23.0
7-5/8 194 11 279 24.00 11.0 32.00 14.5 53.00 24.0
8-5/8 219 11 279 29.00 13.0 44.00 20.0 78.00 35.0

STD Bull Plugs listed above are made from J-55 (or better).
Such items in XH and XXH are made from J-55, K-55, N-80 or the most appropriate material available.

Bell Nipples & Adapter Nipples


Vengeance manufactures a full line of adapter nipples in sizes 1 NPS / 25 DN through 8 NPS / 200 DN from seamless A106 pipe.
Adapter nipples available in threaded, beveled, grooved and virtually all combinations of these end connections.
Nipples manufactured in schedule 40, schedule 80, schedule 160 and double extra heavy wall thickness.
Full traceability and mill certification available upon request at time of order.

Bell Nipples O.D. Size Weight
  NPS DN LB KG
4-1/2 113 4.5 2
5-1/2 140 9 4
7 175 13.2 6
8-5/8 219 15 7
9-5/8 245    

Adapter Nipples Size Weight Size Weight
IN MM LB KG IN MM LB KG
Seamless Schedule 40 3/4 20     4 100 10.79 16.14
1 25     5 125 14.62 21.88
1-1/4 32     6 150 18.97 28.38
1-1/2 40     8 200 28.55 42.74
2 50 3.65 5.48 10 250 40.48 60.59
2-1/2 65 5.79 8.68 12 300 49.56 74.18
3 80 7.58 11.35        

Tubing Nipples

Nominal sizes 1 – 3-1/2 / 25 – 90 DN upset and non-upset ends in lengths of 4” – 18”
Tubing nipples available with any combination of current API threads (8 round, 10 round, 11-1/2 V, 8 V, etc.) and are stock items in J-55, K-55, N-80, and L-80
Wall thicknesses available are standard through double extra heavy
For different grades of material (stainless, brass, etc.) and different threads, consult factory

Tubing Nipples
Standard Weight
Size End Connection
NPS DN
18” / 457 mm and shorter
upset and non-upset
1 25 Upset API Threads: One or Both Ends
1 25 Non-upset (Regular)
1-1/4 32 Upset API Threads: One or Both Ends
1-1/4 32 Non-upset (Regular)
1-1/2 40 Upset API Threads: One or Both Ends
1-1/2 40 Non-upset (Regular)
2 50 Upset API Threads: One or Both Ends
2 50 Non-upset (Regular)
2-1/2 65 Upset API Threads: One or Both Ends
2-1/2 65 Non-upset (Regular)
3 80 Upset API Threads: One or Both Ends
3 80 Non-upset (Regular)
4 100 Upset API Threads: One or Both Ends
4 100 Non-upset (Regular)
Tubing Nipples
Extra Heavy Weight
Size End Connection
NPS DN
18” / 457 mm and shorter
upset and non-upset
1 25 Upset API Threads: One or Both Ends
1 25 Non-upset (Regular)
1-1/4 32 Upset API Threads: One or Both Ends
1-1/4 32 Non-upset (Regular)
1-1/2 40 Upset API Threads: One or Both Ends
1-1/2 40 Non-upset (Regular)
2 50 Upset API Threads: One or Both Ends
2 50 Non-upset (Regular)
2-1/2 65 Upset API Threads: One or Both Ends
2-1/2 65 Non-upset (Regular)
3 80 Upset API Threads: One or Both Ends
3 80 Non-upset (Regular)
4 100 Upset API Threads: One or Both Ends
4 100 Non-upset (Regular)

Casing Nipples


Oil Country
casing nipples
Size O.D. Weight Steel Grade
NPS DN LB/FT KG/M
  4-1/2 114 10.50
11.60
15.70
17.36
K
K-N-P
5 125 11.50
13.00
15.00
18.00
17.36
19.47
22.44
26.93
K
K
K-N-P
N-P
5-1/2 140 14.00
15.50
17.00
20.00
20.98
23.20
25.44
29.93
K
K
K-N-P
N-P
6-5/8 168 20.00
24.00
28.00
29.93
35.94
41.91
K
K-N-P
N-P
7 175 20.00
23.00
26.00
29.00
29.93
34.42
38.91
43.40
K
K-N
K-N-P
N-P
7-5/8 194 26.40
29.70
39.50
44.45
K-N
N-P
8-5/8 219 24.00
32.00
36.00
44.00
49.00
35.94
47.88
53.89
65.87
73.36
K
K
K-N-P
N-P
N-P
9-5/8 245 36.00
40.00
43.50
47.00
53.89
59.86
65.11
70.36
K
K-N
N-P
N-P
10-3/4 273 40.50
45.50
55.50
60.62
68.11
83.06
K
K
N-P
11-3/4 298 60.00 89.83 K
13-3/8 340 54.50
61.00
68.00
72.00
81.58
91.31
101.77
107.78
K
K
K
K
16 400 75.00
84.00
112.27
125.73
K
K


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