LT-T Type Releasing Overshot
The releasing overshot is the special external fishing tool used for fishing drilcollar ,drill pipe ,oil tube and other fishes in drilling and work over operation .
Specifications for drilling releasing overshot
|
Type |
O.D. |
Max.catch size (mm) |
Thread |
Type |
O.D. |
Max.catch size (mm) |
Thread |
||
|
Spiral grapple |
Basket grapple |
Spiral grapple |
Basket grpple |
||||||
|
LT-T89 |
89 |
60 |
47.5 |
NC26 |
LT-T200 |
200 |
159 |
127 |
NC50 |
|
LT-T92 |
92 |
76 |
66.5 |
NC26 |
LT-T206 |
206 |
178 |
159 |
NC50 |
|
LT-T95 |
95 |
77.5 |
68 |
NC26 |
LT-T219 |
219 |
178 |
162 |
NC50 |
|
LT-T105 |
105 |
82.5 |
70.5 |
NC31 |
LT-T225 |
225 |
197 |
178 |
NC50 |
|
LT-T117 |
117 |
89 |
76 |
NC31 |
LT-T232 |
232 |
203 |
187 |
6 5/8"REG |
|
LT-T127 |
127 |
95 |
79.5 |
NC38 |
LT-T244 |
244 |
213 |
197 |
6 5/8"REG |
|
LT-T143 |
143 |
121 |
108 |
NC38 |
LT-T254 |
254 |
225 |
206 |
6 5/8"REG |
|
LT-T152 |
152 |
127 |
114 |
NC38 |
LT-T260 |
260 |
228 |
210 |
6 5/8"REG |
|
LT-T162 |
162 |
133.5 |
117.5 |
NC50 |
LT-T273 |
273 |
241 |
225 |
6 5/8"REG |
|
LT-T168 |
168 |
140 |
121 |
NC50 |
LT-T286 |
286 |
245 |
225 |
6 5/8"REG |
|
LT-T178 |
178 |
146 |
127 |
NC50 |
LT-T340 |
340 |
286 |
254 |
7 5/8"REG |
|
LT-T194 |
194 |
159 |
140 |
NC50 |
LT-T406 |
406 |
340 |
286 |
7 5/8"REG |
Specifications for work over releasing overshot
|
Type |
O.D. |
Max.catch size (mm) |
Thread |
Type |
O.D. |
Max.catch size (mm) |
Thread |
||
|
Spiral |
Basket |
Spiral |
Basket |
||||||
|
LT/S-T48A |
95 |
60 |
48 |
NC26,2 3/8"REG |
LT/S-T89A |
127 |
95 |
73 |
NC38,3 1/2"IF |
|
LT/S-T60 |
102 |
79 |
603 |
2 7/8"REG |
LT/S-T102A |
140 |
114 |
101 |
NC38,3 1/2"IF |
|
LT/S-T73 |
114 |
86 |
73 |
NC31, 2 7/8"IF |
LT/S-T114A |
152 |
127 |
114 |
NC38,3 1/2"IF |
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