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Superbolt (Nord-Lock)
Marine Bolt Tensioner
A hydraulic bolt tensioner from Superbolt (Nord‑Lock) used in shipyards to apply precise preload to large marine engine bolts, featuring an integrated pressure gauge for torque control.
M36-M200, up to 2000 bar
Capacity
Workshop / Maintenance Tools
Medium
Components & Design
Component data being added…
Technical Data
type
Hydraulic Bolt Tensioner
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Common failures & inspection points
●Pump pressure relief valve drift
●Hose coupling leakage
●Piston seal wear
●Pressure gauge inaccuracy
Service & Maintenance
Critical for main engine bolt tensioning to correct values. Calibrate pump gauge annually. Replace hoses every 5 years.
Suppliers & Spare Parts
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Maritime Network →Replacement Parts
Spare parts via Superbolt (Nord-Lock) or authorized distributors. Lead time: 2-6 weeks.
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Equipment Model #1289
· ✓ still in production