LOCTITE 577 Fast Cure Medium Strength Pipe Seal

LOCTITE Brand: LOCTITE

LOCTITE 577 has been designed for locking and sealing metal pipes and fittings as well as other cylindrical metal assemblies. It provides an instant, low-pressure seal for metal pipes and fittings. It will not creep, shrink or block systems by shredding. LOCTITE 577 is suitable for fast application at low temperatures. It has excellent chemical and thermal resistance and offers less migration of liquid product after application to the part.

  • General purpose liquid thread sealant for sealing metal thread
  • Instant low pressure seal
  • Resistant to fuel, oil, coolants and hydraulic fluids
  • Locks connection against vibration-induced loosening
  • Colour: Yellow
  • Max. thread size: M80/R3'
  • Service temperature range: -55 to +150°C
  • Breakaway torque: 11Nm
  • Disassembly strength: Medium
  • Approvals: DVGW, WRAS, NSF
  • Supplied in bottle of 50ml or 250ml
  • LOCTITE type 577
Description Image Product Buy Pricing (Ex VAT) Package Size Package type Capacity Type Colour Food ProcessingSafe Agency approvals / certificates / specifications Application method Applications Breakaway torque, Steel M10 Cure type Key characteristics Operating Temperature Physical form Pressure resistance Recommended for use with Technology Viscosity, 20 RPM Viscosity, Brookfield - RVT, @ 25.0 °C
LOCTITE 2068186 577 Fast Cure Medium Strength Pipe Seal 50ml
LOCTITE 2068186 577 Fast Cure Medium Strength Pipe Seal 50ml
Standard range
Order code: 63-1109
MPN: 2068186

15 in stock, despatched same dayAdditional quantity lead time 7 days
1+ £26.69
Price per unit Ex VAT 		50ml Bottle 50ml Threadlocker Yellow No DVGW, WRAS, NSF Dispense system, Manual Thread sealing, Pipe sealing 33.0 N·m ( 295.0 in./lb. ) Anaerobic cure Thixotropic, General purpose, Strength: medium strength, Fluorescent, Temperature: high temperature, Chemical resistant, Surface contamination-tolerant, Immediate low pressure sealing -55.0 °C - 150.0 °C ( -65.0 °F - 300.0 °F ) Paste 10000.0 Metal, Metal: passive metal, Thread type: tapered Acrylic 25000.0 mPa·s 70000.0 - 130000.0
LOCTITE 2068187 577 Fast Cure Medium Strength Pipe Seal 250ml
LOCTITE 2068187 577 Fast Cure Medium Strength Pipe Seal 250ml
Standard range
Order code: 87-7067
MPN: 2068187

Available to back orderBack-order availability date - 30/03/2026
1+ £100.02
Price per unit Ex VAT 		250ml Tube 250ml Threadlocker Yellow No DVGW, WRAS, NSF Dispense system, Manual Thread sealing, Pipe sealing 33.0 N·m ( 295.0 in./lb. ) Anaerobic cure Thixotropic, General purpose, Strength: medium strength, Fluorescent, Temperature: high temperature, Chemical resistant, Surface contamination-tolerant, Immediate low pressure sealing -55.0 °C - 150.0 °C ( -65.0 °F - 300.0 °F ) Paste 10000.0 Metal, Metal: passive metal, Thread type: tapered Acrylic 25000.0 mPa·s 70000.0 - 130000.0
Order codeContents
63-110950ml
87-7067250ml


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