text.skipToContent text.skipToNavigation

Loctite 661 High Strength Retaining Compound, 250mL Bottle, Amber

ID: LOC66141 Mfr ID: 66141
Manufactured by: Loctite Industrial
Loctite 661 cures when confined in the absence of air between close fitting metal surfaces. Loctite 661 is designed for the bonding of cylindrical fitting parts, particularly where strength at elevated temperatures is required.

USD $209.94 / PC

Check availability 

This item may be sold in units of 1.

  • Brand name :  Loctite
  • Series :  LOC-661
  • Item Name :  Retaining Compound
  • Short Desc :  66141 ASSURE UV RETAINER 250ML BOTTLE
  • UPC :  00079340661417
  • UNSPSC :  31201601

Loctite 661 retaining compounds are typical used in holding gears and sprockets onto gearbox shafts and rotors on electric motor shafts.

Performance Details
Full Cure Time 24 hr 
Shear Strength >/=2175 psi 
Design & Construction
Form Liquid 
Color Amber 
Cure Type Anaerobic Cure, Ultraviolet (UV) Light 
Environmental Condition
Temperature Rating -65 to 350 deg F 
Chemical Properties
Composition Urethane Methacrylate 
Specific Gravity 1.1 
VOC 54.58g/L 
Viscosity 400 - 600 mPas 
Physical Properties
Container Size 250mL 
Container Type Bottle 
Odor/Scent Characteristic 

Loctite 661 High Strength Retaining Compound, 250mL Bottle, Amber Technical Data Sheet 

Loctite 661 High Strength Retaining Compound, 250mL Bottle, Amber Video URL 

Loctite 661 High Strength Retaining Compound, 250mL Bottle, Amber Safety Data Sheet (SDS) 

Features :

  • 1-part product, requires no mixing
  • Dual-cure - anaerobic and UV light
  • High strength
  • Low viscosity, small gap filling

Applications :

  • For Holding Gears and Sprockets onto Gearbox Shafts and Rotors on Electric Motor Shafts