Hook
It is provided with a hydraulic snubber which protects the tool joint threads whenstands are broken out.
The swing lock arm is provided with a robust and dependablelock.
The major stressed parts are subject to the non-destructivetest.
The contact surface radius of bail, link ears and lockingarm all conform to API&A specification.
Main Model DG135, DG225, DG 250, DG315, DG350, DG450, DG450S, DG585
Hook parts list:
DG013.01 | Elevator link |
DG007.02 | Bolt |
DG007.03 | Positioning plate |
DG013.02.00 | Hook lever assembly |
DG013.03 | Bail pin |
JB/T 5032-1993 | Steel wire |
GB/T5783-2000 | Bolt |
GB/T13871-92 | Shaft sealing ring |
DG007.06 | Oil seal housing |
DG007.07 | Positioning panel |
DG001.08 | Spring |
DG007.08 | Upper liner |
DG013.04 | Bail seat |
DG007.10 | Upper barrel body |
DG013.05 | Lower barrel body |
DG007.12 | External spring |
DG007.13 | Internal spring |
DG007.14 | O-ring |
DG007.15 | Spring seat |
DG007.16 | Lower liner |
917/203.2 Q4 | Bearing |
DG007.17 | Stop ring |
DG007.18 | Locking ring |
DG001.20.00 | Braking device |
DG007.19 | Stop plate |
GB/T93-1987 | Washer |
GB/T70.1-2000 | Bolt |
DG007.20 | Detent |
DG001.23 | Push rod |
DG001.24 | Spring |
DG007.21 | Safety pin body |
DG007.22 | Safety pin shaft |
DG013.06 | Hook body |
GB1152-1989 | Oil cup |
DG007.24 | Positioning block |
DG007.25 | Screw plug |
GB/T818-2000 | Screw |
DG013.07 | Nameplate (English) |
DG013.08 | Nameplate (Russian) |
DG007.27 | Pin |
DG007.28 | Bail retainer ring |
DG007.29 | Rivet |
GB/T91-2000 | Split pin |
DG007.30 | Nut |
DG007.31 | Positioning block |
DG001.36 | Nut |
GB/T70.1-2000 | Screw |
GB/T93-1987 | Spring washer |
DG001.37 | Pin |
DG001.38.00 | Operating rod |