Hydraulic Drilling Choke
Cameron* Style Hydraulic Drilling Choke
- Flange sizes from 3 1/8″ to 4 1/16″.
- Standard orifice size 1 3/4″
- Stem and seat can be repaired without removal from service.
- All MCM Cameron style hydraulic drilling chokes are suited for H2S service.
- Tungsten carbide wear sleeves extend choke’s serviceability life.
| Item | Part Description | Qty | 3 1/8″ 5,000 | 3 1/16″ 10,000 | 3 1/16″ 15,000 | 4 1/16″ 10,000 |
|---|---|---|---|---|---|---|
| 1 | Hydraulic Actuator | 1 | 40992 | 40992 | 40947 | 40992 |
| 2 | Front Retainer | 1 | 40985 | 40985 | 40988 | 40985 |
| 3 | Gate | 1 | 614415-01 | 614415-01 | 614415-01 | 614415-01 |
| 4 | Rear Retainer | 1 | 40989 | 40989 | 40989 | 40989 |
| 5 | Piston | 1 | 40895 | 40895 | 40855 | 40895 |
| 6 | Cover | 1 | 40117 | 40117 | 40117 | 40117 |
| 7 | Actuator Rod | 1 | 40986 | 40986 | 40851 | 40986 |
| 8 | Actuator Body | 1 | 40987 | 40987 | 40856 | 40987 |
| 9 | O-Ring | 2 | OR-114 | OR-114 | OR-114 | OR-114 |
| 10 | O-Ring | 2 | OR-218 | OR-218 | OR-214 | OR-218 |
| 11 | O-Ring | 1 | OR-241 | OR-241 | OR-241 | OR-241 |
| 12 | O-Ring | 2 | OR-370 | OR-370 | OR-370 | OR-370 |
| 13 | Pipe Bushing | 4 | 6888-15 | 6888-15 | 6888-15 | 6888-15 |
| 14 | Retaining Ring | 1 | 33186-45 | 33186-45 | 33186-45 | 33186-45 |
| 15 | Locknut | 1 | 667172-23 | 667172-23 | 667172-23 | 667172-23 |
| 16 | Cap Screw | 1 | 702502-06-00-06 | 702502-06-00-06 | 702502-06-00-06 | 702502-06-00-06 |
| 17 | Lock Washer | 6 | 702529-11-02 | 702529-11-02 | 702520-11-02 | 702529-11-02 |
| 18 | Screw | 1 | 702511-11-00-08 | 702511-11-00-08 | 702511-11-00-08 | 702511-11-00-08 |
| 19 | Elbow | 1 | 40548-23 | 40548-23 | 40548-23 | 40548-23 |
| 20 | Quick-Connect | 1 | 40548-05 | 40548-05 | 40548-05 | 40548-05 |
| 21 | Elbow | 2 | 2085-8-4S | 2085-8-4S | 2085-8-4S | 6560-12 |
| 22 | Housing | 1 | 615095-01 | 615095-01 | 615095-01 | 615095-01 |
| 23 | Cover | 1 | 614233-01 | 614233-01 | 614233-01 | 614233-01 |
| 24 | Regulator | 1 | 40958 | 40958 | 40958 | 40958 |
| 25 | Spacer Mount | 1 | 40107 | 40107 | 40107 | 40107 |
| 26 | Spacer | 1 | 40108 | 40108 | 40108 | 40108 |
| 27 | Adapter | 1 | 40109 | 40109 | 40109 | 40109 |
| 28 | Tubing | 1 | 97495-18 | 97495-18 | 97495-18 | 97495-18 |
| 29 | Connector | 1 | 40548-22 | 40548-22 | 40548-22 | 40548-22 |
| 30 | Nut | 1 | 702518-02-02 | 702518-02-02 | 702518-02-02 | 702518-02-02 |
| 31 | Retainer Cap | 1 | 40853 | 40853 | 40858 | 40853 |
| 32 | Lock Washer | 2 | 614750-01 | 614750-01 | 614750-01 | 614750-01 |
| 33 | Cap Screw | 1 | 702502-02-00-12 | 702502-02-00-12 | 702502-02-00-12 | 702502-02-00-12 |
| 34 | Back-Up Ring | 1 | BU-241 | BU-241 | BU-241 | BU-241 |
| 35 | O-Ring | 1 | OR-226 | OR-226 | OR-226 | OR-226 |
| 36 | Lower Stabilizer Mount | 1 | 41058-01 | 41058-01 | 41058-01 | 41058-01 |
| 37 | Upper Stabilizer Mount | 1 | 41058-02 | 41058-02 | 41058-02 | 41058-02 |
| 38 | Cap Screw | 1 | 702502-02-00-14 | 702502-02-00-14 | 702502-02-00-14 | 702502-02-00-14 |
| 39 | Cap Screw | 1 | 702502-02-00-16 | 702502-02-00-16 | 702502-02-00-16 | 702502-02-00-16 |
| 40 | Quick Connect | 4 | 40548-16 | 40548-16 | 40548-16 | 40548-16 |
| 41 | Nipple | 4 | 33486-30 | 33486-30 | 33486-30 | 33486-30 |
| 42 | Nipple | 2 | 21012-45 | 21012-45 | 21012-45 | 21012-45 |
| 43 | Elbow | 1 | 675029-16 | 675029-16 | 675029-16 | 675029-16 |
| 44 | Back-UP Ring | 1 | BU-341 | BU-341 | BU-341 | BU-341 |
| 45 | Body | 1 | 40929 | 40929 | 41555 | 40929 |
| 46 | Seat | 1 | 614387-02 | 614387-02 | 614387-02 | 614387-02 |
| 47 | O-Ring | 1 | OR-342 | OR-342 | OR-342 | OR-342 |
| 48 | Wear Sleeve | 1 | 40841 | 40841 | 40841 | 40841 |
| 49 | Back-Up Ring | 1 | BU-342 | BU-342 | BU-342 | BU-342 |
| 50 | UTW Packing | 1 | – | – | 610112-14 | – |
| 51 | Back-Up Ring | 1 | – | – | 610108-08 | – |
