API Spec Model JZ/JSZ Oil Well Drilling Jar,Model JYQ for Mechanical/Hydraulic Drilling Jar, QY Hydraulic in Oil and Gas
API spec Model JZ/JSZ Oil Well Drilling Jar,Model JYQ for Mechanical/Hydraulic Drilling Jar, QY Hydraulic in oil and gas
Type for drilling jar:
Model ZSXJ Drilling Jar, Model JZ Mechanical Drilling Jar, Model JSZ Mechanical Drilling Jar, Model JYQ Mechanical-Hydraulic Drilling Jar, Model QY Full Hydraulic Drilling Jar, Model QYⅡFull Hydraulic Drilling Jar.
We can design specification products as per customer requirements.
Model |
OD mm (in) |
ID mm (in) |
Connections API |
Max. Tensile load kN (Ibf) |
Max. Working torque kN.M (Ibf·ft) |
Pumping area cm2 |
Up jar stroke mm |
Down jar stroke mm |
Overall length (in locked position) mm |
JZ95Ⅱ |
95 (3 3/4) |
25 (1) |
2 7/8REG |
600 (135000) |
4 (3000) |
34.6 |
149 |
166 |
5624 |
JZ108Ⅱ |
108 (4 1/4) |
36 (1 27/64) |
NC31 |
800 (180000) |
10 (7400) |
40 |
203 |
203 |
6404 |
JZ121Ⅱ |
121 (4 3/4) |
45 (1 3/4) |
NC38 |
1100 (247000) |
15 (11000) |
48 |
198 |
206 |
6354 |
JZ127 |
127 (5) |
45 (1 3/4) |
NC38 |
1200 (270000) |
15 (11000) |
48 |
198 |
206 |
6354 |
JZ140 |
140 (5 1/2) |
50 (2) |
NC38 |
1350 (303000) |
20 (15000) |
59 |
150 |
165 |
6300 |
JZ15IV |
159 (6 1/4) |
57 (2 1/4) |
NC46 |
1600 (360000) |
25 (18500) |
78 |
149 |
166 |
6517 |
JZ165Ⅱ |
165 (6 1/2) |
57 (2 1/4) |
NC50 |
2000 (450000) |
25 (18500) |
78 |
149 |
166 |
6517 |
JZ178Ⅱ |
178 (7) |
71.4 (2 13/16) |
NC50 |
2400 (540000) |
30 (22000) |
93 |
160 |
182 |
7266 |
JZ203Ⅱ |
203 (8) |
71.4 (2 13/16) |
6 5/8REG |
2800 (630000) |
35 (25800) |
136 |
160 |
182 |
7234 |
JZ229Ⅱ |
229 (9) |
76 (3) |
7 5/8REG |
3000 (670000) |
35 (25800) |
181 |
203 |
203 |
7754 |
TYPE |
O.D. mm |
I.D. mm |
Connection API |
Upward jarring stroke mm |
Downward jarring stroke mm |
Max. Upward Jarring force kN |
Max. Downward jarring force kN |
Overall length mm |
JSZ124 |
124 |
51.4 |
NC38 |
227 |
152 |
440 |
20 |
4150 |
JSZ159 |
159 |
63.5 |
NC50 |
227 |
152 |
630 |
360 |
4 223 |
JSZ168 |
168 |
57.2 |
NC46 |
229 |
152 |
850 |
75 |
4150 |
JSZ178 |
178 |
57.2 |
NC50 |
229 |
152 |
1050 |
100 |
4150 |
JSZ203 |
203 |
71 |
65/8REG |
232 |
226 |
820 |
460 |
4 904 |
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