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We carry a full size range of 2-3/8” to 13-3/8" in J55, K55, N80, P110 grade. All of our couplings meet the American Petroleum Institute (API) Specifications 5CT&5B. On ground inventories are available from our Houston Inventory warehouse.
API Casing Couplings Short Thread |
Coupling Size (inches) |
Min Length (inches) |
Weight per Coupling (lbs) |
Palletized Carton Quantity |
Palletized Carton Weight |
|
4 1/2 |
6.250 |
7.98 |
408 |
3255 |
5 |
6.500 |
10.27 |
300 |
3164 |
5 1/2 |
6.750 |
11.53 |
276 |
3182 |
6 5/8 |
7.250 |
20.10 |
154 |
3095 |
7 |
7.250 |
18.50 |
170 |
3145 |
7 5/8 |
7.500 |
27.12 |
120 |
3254 |
8 5/8 |
7.750 |
35.78 |
108 |
3578 |
9 5/8 |
7.750 |
39.75 |
80 |
3180 |
10 3/4 |
8.000 |
45.81 |
72 |
3298 |
11 3/4 |
8.000 |
49.91 |
60 |
2994 |
13 3/8 |
8.000 |
56.56 |
54 |
3054 |
16 |
9.000 |
76.96 |
- |
- |
20 |
9.000 |
95.72 |
- |
- |
API Casing Couplings Long Thread |
Coupling Size (inches) |
Min Length (inches) |
Weight per Coupling (lbs) |
Palletized Carton Quantity |
Palletized Carton Weight |
|
4 1/2 |
7.000 |
9.15 |
408 |
3733 |
5 |
7.750 |
12.68 |
300 |
3804 |
5 1/2 |
8.000 |
14.15 |
276 |
3905 |
6 5/8 |
8.750 |
25.00 |
154 |
3850 |
7 |
9.000 |
|
160 |
3820 |
7 5/8 |
9.250 |
34.46 |
110 |
3790 |
8 5/8 |
10.000 |
47.77 |
80 |
3822 |
9 5/8 |
10.500 |
56.11 |
68 |
3815 |
API Casing Couplings Buttress Thread |
Coupling Size (inches) |
Min Length (inches) |
Weight per Coupling (lbs) |
Palletized Carton Quantity |
Palletized Carton Weight |
|
4 1/2 |
8.875 |
10.03 |
380 |
3811 |
5 |
9.125 |
12.90 |
290 |
3741 |
5 1/2 |
9.250 |
14.02 |
276 |
3869 |
6 5/8 |
9.625 |
24.27 |
156 |
3786 |
7 |
10.000 |
23.15 |
164 |
3797 |
7 5/8 |
10.375 |
34.88 |
108 |
3767 |
8 5/8 |
10.625 |
45.99 |
85 |
3909 |
9 5/8 |
10.625 |
51.06 |
74 |
3778 |
10 3/4 |
10.625 |
56.75 |
65 |
3688 |
11 3/4 |
10.625 |
61.79 |
60 |
3707 |
13 3/8 |
10.625 |
70.04 |
54 |
3782 |
API EUE Tubing Couplings |
Coupling Size (inches) |
Min Length (inches) |
Weight per Piece (lbs) |
Palletized Carton Quantity |
Palletized Carton Weight |
|
2 3/8 |
4.875 |
3.42 |
1,080 |
3694 |
2 7/8 |
5.500 |
5.29 |
672 |
3555 |
3 1/2 |
5.750 |
9.04 |
408 |
3688 |
4 1/2 |
6.500 |
13.34 |
282 |
3762 |
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