Loctite® Threadlocker 277™ - 50 mL Bottle

One little drop prevents leakage. Seals metal threads.
  • High strength and heat resistant. For fasteners up to 1" diameter.
  • For permanent assembly of bearing caps, motor mounts and suspension bolts.
  • Temperature range -54º to 149ºC (-65º to 300ºF).
  • Red, high-viscosity liquid.
MODEL
NO.		 DESCRIPTION STRENGTH COLOR SIZE PRICE EACH IN STOCK
SHIPS TODAY
1 2 4+
S-26378 277™ High Red 50 mL $80 $79 $77  ADD
SHELF LIFE:
  • 24 months from date of manufacture.
TEMPERATURE:
  • Performance: -54° to 149° C (-65° to 300° F)
  • Storage: 8° - 21° C (46° - 69° F)
APPEARANCE:
  • Red liquid
SPECIFICATIONS:
  • Cure Time: Dependent on substrate
  • Meets:
    • MIL-S-46163A Type 1 Grade L
    • ASTM D5363
PACKAGING:
  • Bottles are not completely filled by design to prevent the liquid from curing.
FEATURES: 
  • Requires no mixing.
Availability: In Stock
Unit Weight: 0.18 lbs.\0.08 kg
SDS Sheet
Email Item
SPECIFICATIONSMETRICIMPERIAL
Availability: In Stock
Unit Weight: 0.18 lbs.\0.08 kg
SDS Sheet
Email Item
Availability: In Stock
Unit Weight: 0.18 lbs.\0.08 kg
SDS Sheet
Email Item
Add to Shopping List
Availability: In Stock
Unit Weight: 0.18 lbs.\0.08 kg
SDS Sheet
Email Item
HUGE SELECTION | LEGENDARY SERVICE | FASTEST DELIVERY
12/06/2025 09:12:00 AM; CNWEB5