Thread Sealant
Anaerobic Adhesives Thread Sealants

SAF-T-LOK® Anaerobic Adhesive Thread Sealants act as sealing compounds hardening in voids, thread gaps or between cylindrical parts and seal against leakage of fluids or gasses under high pressure or severe vibration.

These adhesive thread sealant products were formulated for a variety of applications and specifically to improve customer's equipment performance.

RS Red Dot
Refrigerant Thread Sealant

  • For refrigeration systems
  • High strength
  • High viscosity
  • Vibration resistant
  • Chemical/refrigerant resistant
  • Performs from -100 to 350ºF (-73 to 177ºC)

PS Purple Dot
Pneumatic Thread Sealant

  • For pneumatic systems
  • Medium strength
  • High viscosity
  • No particles to clog orifices
  • Withstands high pressure
  • Locks threads against vibration
  • Disassembles with normal tools

CP Blue Dot
Core Plug Sealant

  • Withstands fluid pressure
  • Freeze thaw stable
  • Positive seal
  • Motor oil and fluid resistant
  • Fast cure

HS Brown Dot
Hydraulic Thread Sealant

  • For hydraulic systems
  • Low strength
  • Excellent oil/fuel resistance
  • Disassembles with normal tools
  • Seals synthetic fluids
  • No particles to clog orifices
  • Withstands high pressure
  • Fast cure

SAF-T-LOK Thread Sealant Product Line

Attention These products are not recommended for pure oxygen systems.


Thread Sealant Adhesive Green Dot S90

Applications/Properties  Data Sheets

Part Number Container Size Case Qty
29002 1 ml Tube 100
29021 10 ml Bottle 10
29031 50 ml Bottle 10
29041 250 ml Bottle 2
29043 1 ltr Bottle 6

Pneumatic Thread Sealant Adhesive Purple Dot PS

Applications/Properties  Data Sheets

Part Number Container Size Case Qty
25421 10 ml Bottle 10
25431 50 ml Bottle 10
25441 250 ml Bottle 2
25443 1 ltr Bottle 6

Hydraulic Thread Sealant Adhesive Brown Dot HS

Applications/Properties  Data Sheets

Part Number Container Size Case Qty
26921 10 ml Bottle 10
26931
50 ml Bottle 10
26941 250 ml Bottle 2
26943 1 ltr Bottle 6

Refrigerant Thread Sealant Adhesive Red Dot RS

Applications/Properties  Data Sheets

Part Number Container Size Case Qty
24521 10 ml Bottle 10
24531 50 ml Bottle 10
24541 250 ml Bottle 2
24543 1 ltr Bottle 6

Core Plug Sealant Adhesive Blue Dot CP

Applications/Properties  Data Sheets

Part Number Container Size Case Qty
24021 10 ml Bottle 10
24031 50 ml Bottle 10
24041 250 ml Bottle 2
24043 1 ltr Bottle 6


Application Methods for Threadlockers, Thread Sealants,
Penetrating and Porosity Sealants.

Application Method for Threadlocking and Threadsealing Application Method to Test Threaded Fasteners Application Method for Stud Threadlocking

Application Method for Pre-Assembled Threaded Joints Application Method for Sealing Threaded Joints Application Method for Porosity Sealing

S90
Thread Sealant Adhesive
Green Dot


- THREAD SEALANT
- PENETRATING / WICKING
- LOW VISCOSITY
- HIGH STRENGTH

Icon PDF
S90
Thread Sealant Adhesive
Green Dot

TECHNICAL DATA SHEET
SAFETY DATA SHEET

PS
Thread Sealant Adhesive
Purple Dot


- PNEUMATIC SEALANT
- THREAD SEALANT
- HIGH VISCOSITY
- MEDIUM STRENGTH

Icon PDF
PS
Thread Sealant Adhesive
Purple Dot

TECHNICAL DATA SHEET
SAFETY DATA SHEET

HS
Thread Sealant Adhesive
Brown Dot

- HYDRAULIC SEALANT
- THREAD SEALANT
- HIGH PRESSURE
- LOW STRENGTH

Icon PDF
HS
Thread Sealant Adhesive
Brown Dot

TECHNICAL DATA SHEET
SAFETY DATA SHEET

RS
Thread Sealant Adhesive
Red Dot

- REFRIGERANT SEALANT
- THREAD SEALANT
- HIGH VISCOSITY
- HIGH STRENGTH

Icon PDF
RS
Thread Sealant Adhesive
Red Dot

TECHNICAL DATA SHEET
SAFETY DATA SHEET

CP
Core Plug Sealant
Blue Dot

- CORE PLUG SEALANT
- WITHSTANDS FLUID PRESSURE

SAF-T-LOK and SAF-T-EZE are registered trademarks of SAF-T-LOK International Corporation.

All product names, logos, and brands are property of their respective owners. All product names, logos and brands used on this website are for identification purposes only.