LOCTITE 603 Retaining Adhesive

LOCTITE Brand: LOCTITE

LOCTITE 603 is a high-strength retaining compound designed for the bonding of cylindrical fitting parts, especially for sintered bearings and also where consistently clean surfaces cannot be assured. LOCTITE 603 cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration.

  • High-strength retaining compound
  • Especially suitable for sintered bearings
  • High oil tolerance
  • Service temperature range: -55 to +150°C
  • Tensile shear strength in N/mm² > 22.5
  • Approvals: P1 NSF, WRAS
  • Supplied in bottles of 10ml, 50ml or 250ml
  • LOCTITE type 603
Description Image Product Buy Pricing (Ex VAT) Volume Approvals Type Strength Dispensing Method Agency approvals / certificates / specifications Colour Fixture time Gap fill Key characteristics Operating Temperature Recommended for use with Shear strength, Steel Viscosity
LOCTITE 1967549 603 High Strength Low Viscosity Oil Tolerant Retainer 10ml
LOCTITE 1967549 603 High Strength Low Viscosity Oil Tolerant Retainer 10ml
Standard range
Order code: 87-0389
MPN: 1967549

4 in stock, despatched same dayAdditional quantity lead time 8 days
1+ £10.87
Price per unit Ex VAT 		10ml Retainer High Bottle NSF, WRAS Green 10.0 min 0.15 mm Oil tolerant, Viscosity: low viscosity -55.0 °C - 150.0 °C ( -65.0 °F - 300.0 °F ) Metal: steel 26.0 N/mm² ( 3770.0 psi ) 125.0 mPa·s (cP)
LOCTITE 142442 603 High Strength Low Viscosity Oil Tolerant Retainer 50ml
LOCTITE 142442 603 High Strength Low Viscosity Oil Tolerant Retainer 50ml
Standard range
Order code: 63-2171
MPN: 142442

6 in stock, despatched same dayAdditional quantity lead time 8 days
1+ £45.32
Price per unit Ex VAT 		50ml P1 NSF, WRAS Retainer High Bottle NSF, WRAS Green 10.0 min 0.15 mm Oil tolerant, Viscosity: low viscosity -55.0 °C - 150.0 °C ( -65.0 °F - 300.0 °F ) Metal: steel 26.0 N/mm² ( 3770.0 psi ) 125.0 mPa·s (cP)
LOCTITE 142443 603 High Strength Low Viscosity Oil Tolerant Retainer 250ml
LOCTITE 142443 603 High Strength Low Viscosity Oil Tolerant Retainer 250ml
Extended range
Order code: 87-7071
MPN: 142443

Available to back orderBack-order availability date - 19/04/2026
1+ £173.01
Price per unit Ex VAT 		250ml Retainer High Bottle NSF, WRAS Green 10.0 min 0.15 mm Oil tolerant, Viscosity: low viscosity -55.0 °C - 150.0 °C ( -65.0 °F - 300.0 °F ) Metal: steel 26.0 N/mm² ( 3770.0 psi ) 125.0 mPa·s (cP)
Order codeVolume
87-038910ml
63-217150ml
87-7071250ml


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