Type DU Slips can accommodate drill pope from 2 3/8 to 7 inch (60.3-177.8mm) O.D. They are classified as type Short (DU) and Extra Long （DU -L) according to gripping length. DU slips are the perfect choice for all medium depth drilling, DU-L slips are designed for deep drilling. It is designed for Canada market.
| TYPE | Pipe OD | Inserts | Weight (Ibs) | ||||
| in | mm | Part No. | Qty | ||||
|
DU
MOQ:1SET | 3 1/2 | 2 3/8 | 2 3/8 | 60.3 | – | – | – |
| 2 7/8 | 2 7/8 | 73 | – | – | – | ||
| 3 1/2 | 3 1/2 | 88.9 | – | – | – | ||
| 4 1/2 | 3 1/2 | 3 1/2 | 88.9 | 7613-C-82 | 18 | 150 | |
| 4 | 4 | 101.6 | 7613-FF-81 | 18 | 141 | ||
| 4 1/2 | 4 1/2 | 114.3 | 7613-A-81 | 18 | 136 | ||
| 5 1/2 | 4 1/2 | 4 1/2 | 114.3 | 7613-E-81 | 18 | 164 | |
| 5 | 5 | 127 | 7613-G-81 | 18 | 159 | ||
| 5 1/2 | 5 1/2 | 139.7 | 7613-H-81 | 18 | 146 | ||
| 7 | 5 1/2 | 5 1/2 | 139.7 | 7613-Z-81 | 18 | 190 | |
| 6 5/8 | 6 5/8 | 168.3 | 7613-DD-81 | 18 | 164 | ||
| 7 | 7 | 177.8 | 7613-EE-81 | 18 | 154 | ||
|
DU-L
MOQ:10 sets | 3 1/2 | 2 3/8 | 2 3/8 | 60.3 | 24777 | 30 | 175 |
| 2 7/8 | 2 7/8 | 73 | 25780 | 30 | 167 | ||
| 3 1/2 | 3 1/2 | 88.9 | 16441 | 30 | 158 | ||
| 4 1/2 | 3 1/2 | 3 1/2 | 88.9 | 7613-C-82 | 24 | 186 | |
| 4 | 4 | 101.6 | 7613-FF-81 | 24 | 174 | ||
| 4 1/2 | 4 1/2 | 114.3 | 7613-A-81 | 24 | 168 | ||
| 5 1/2 | 4 1/2 | 4 1/2 | 114.3 | 7613-E-81 | 24 | 210 | |
| 5 | 5 | 127 | 7613-G-81 | 24 | 198 | ||
| 5 1/2 | 5 1/2 | 139.7 | 7613-H-81 | 24 | 186 | ||
| 7 | 5 1/2 | 5 1/2 | 139.7 | 7613-Z-81 | 24 | 240 | |
| 6 5/8 | 6 5/8 | 168.3 | 7613-DD-81 | 24 | 204 | ||
| 7 | 7 | 177.8 | 7613-EE-81 | 24 | 192 | ||
“DU” ROTARY SLIPS AND PARTS.
| DESCRIPTION | # REQUIRED | OEM P/N | WEIGHT EACH |
| 4 1/2″ DU Long (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-64 | 164 lbs. |
| 4 1/2″ DU Regular (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-59 | 123 lbs. |
| 5 1/2″ DU Long (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-65 | 162 lbs. |
| 5 1/2″ DU Regular (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-60 | 128 lbs. |
| 7″ DU Long (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-66 | 162 lbs. |
| 7″ DU Regular (Rotary / Drill Pipe Slip) Less Inserts | – | 7613-62 | 132 lbs. |
| DU Front Flex Handle (Long or Regular) | 2 | – | 5 lbs. |
| DU Front Handle (Long or Regular) | 2 | 7613-A-157 | 4 lbs. |
| DU Rear Flex Handle (Long or Regular) | 1 | – | 5 lbs. |
| DU Rear Handle (Long or Regular) | 1 | 7613-5195 | 5 lbs. |
| DU Liner Key (Long) | 3 | 7502-C-217 | 1 lb. – 12 oz. |
| DU Liner Key (Long) Oversize .010″ | 3 | – | 1 lb. – 12 oz. |
| DU Liner Key (Long) Oversize .020″ | 3 | – | 1 lb. – 12 oz. |
| DU Liner Key (Long) Oversize .030″ | 3 | – | 1 lb. – 12 oz. |
| DU Liner Key (Long) Oversize .060″ | 3 | – | 1 lb. – 12 oz. |
| DU Liner Key (Regular) | 3 | 7613-A-52 | 1 lb. – 6 oz. |
| DU Liner Key (Regular) Oversize .010″ | 3 | – | 1 lb. – 6 oz. |
| DU Liner Key (Regular) Oversize .020″ | 3 | – | 1 lb. – 6 oz. |
| DU Liner Key (Regular) Oversize .030″ | 3 | – | 1 lb. – 6 oz. |
| DU Liner Key (Regular) Oversize .060″ | 3 | – | 1 lb. – 6 oz. |
| DU Hinge Pin (Long and Regular) | 2 | 7613-A-12 | 1 lb. – 4 oz. |
| DU Front Handle Pin | 2 | 7613-B-12 | 4 oz. |
| DU Rear Handle Pin | 1 | 7613-C-12 | 5 oz. |
| DU Hinge Spring Assembly | 2 | 7613-211 | 1 lb. – 3 oz. |
| DU Hinge Spring | – | – | 4 oz. |
| DU Hinge Spring Bushing | – | – | 4 oz. |
UC-3 CASING SLIP ARE multi-segments slips with 3 in/ft on the diameter tapper slips( except size 8 5/8”). Every segment of one slip is forced equally while working. They should work together with spiders and insert bowls with same taper. It conforms to API SPEC 7K standard for well drilling and well servicing equipment.
| CASING OD(inch) | SPEC BODY | SEGMENTS AMOUNT | INSERTS AMOUNT | TAPER | RATED CAPACITY(SHORT TONS) |
| 7 | 8 5/8 | 10 | 10 | 1:3 | 250 |
| 7 5/8 | |||||
| 8 5/8 | |||||
| 9 | 10 3/4 | 10 | 10 | 1:4 | |
| 9 5/8 | |||||
| 10 3/4 | |||||
| 11 3/4 | 13 3/8 | 12 | 12 | ||
| 12 3/4 | |||||
| 13 3/8 | |||||
| 16 | SAME | 14 | 14 | ||
| 18 5/8 | 17 | 17 | |||
| 20 | 17 | 17 | |||
| 22 1/2 | 19 | 19 | |||
| 24 | 19 | 19 | |||
| 26 | 21 | 21 | |||
| 30 | 24 | 24 | |||
| 36 | 28 | 28 | |||
| 42 | 32 | 32 |
REPLACEMENT PARTS AND INSERTS FOR “UC” SLIPS
| DESCRIPTION | OEM P/N | WEIGHT EACH |
| Casing Slip Assembly (UC-4) (8-5/8″) Less Inserts | 7704-111 | 103 lbs. |
| Casing Slip Assembly (UC-4) (10-3/4″) Less Inserts | 7704-103 | 130 lbs. |
| Casing Slip Assembly (UC-4) (13-3/8″) Less Inserts | 7704-104 | 153 lbs. |
| Casing Slip Assembly (UC-4) (16″) Less Inserts | 7704-106 | 176 lbs. |
| Casing Slip Assembly (UC-4) (20″) Less Inserts | 7704-110 | 223 lbs. |
| Casing Slip Assembly (UC-4) (24″) Less Inserts | 7704-5009 | 246 lbs. |
| Casing Slip Assembly (UC-4) (26″) Less Inserts | 7704-5010 | 252 lbs. |
| Casing Slip Assembly (UC-4) (30″) Less Inserts | 7704-5011 | 283 lbs. |
| Casing Slip Assembly (UC-4) (36″) Less Inserts | 7704-5013 | 340 lbs. |
| Casing Slip Assembly (UC-4) (42″) Less Inserts | 7704-5018 | 375 lbs. |
| Slip Handle | 7704-A-17 | 4 lbs. – 10 oz. |
| Slip Hinge Pin | 7704-B-16 | 7 oz. |
| Insert Retainer Pin | 7704-A-29 | 6 oz. |
| Handle Pin With Cotter | 7704-A-16 | 5 oz. |
| Liner Keeper Assembly (10 3/4″ thru 42″) | 7704-5024 | 4 oz. |
| Insert UC (7″ x 8 5/8″) | 7704-A-112 | 7 lbs. – 3 oz. |
| Insert UC (7 5/8″ x 8 5/8″) | 7704-A-113 | 5 lbs. – 10 oz. |
| Insert UC (8 5/8″ x 8 5/8″) | 7704-A-22 | 2 lbs. – 14 oz. |
| Insert UC (9 5/8″ x 10 3/4″) | 7704-A-9 | 7 lbs. – 6 oz. |
| Insert UC (10 3/4″ x 10 3/4″) | 7704-A-8 | 3 lbs. – 6 oz. |
| Insert UC (11 3/4″ x 13 3/8″) | 7704-A-39 | 10 lbs. – 3 oz. |
| Insert UC (12 3/4″ x 13 3/8″) | 7704-A-38 | 3 lbs. – 12 oz. |
| Insert UC (13 3/8″ x 13 3/8″) | 7704-A-92 | 5 lbs. – 12 oz. |
| Insert UC (18 3/8″ x 20″) | 7704-A-5000 | 6 lbs. |
| Insert UC (20″ x 20″) | 7704-A-99 | 3 lbs. – 8 oz. |
| Insert UC (26″ x 42″) | 7704-A-100 | 3 lbs. – 8 oz. |