Loctite 577 General Purpose Thread Sealant 250ml Tube

Item #
Mfr. Model # 2068748

Loctite 577 General Purpose Thread Sealant 250ml Tube

LOCTITE 577 is designed for the locking and sealing of metal pipes and fittings as well as other threaded assemblies. The product provides an instant, low-pressure seal for metal pipes and fittings. It will not creep, shrink or shred. Suitable for fast application at low temperatures. Cures on lightly contaminated surfaces and does not require a primer on inactive metals. It has an excellent chemical and thermal resistance and offers less migration of liquid product after application to the part.


  • General purpose, medium strength liquid thread sealant for sealing metal threads
  • Suitable for all metal types
  • Instant low-pressure seal
  • Excellent chemical resistance
  • Locks connection against vibration-induced loosening and other stresses
  • Easy to apply
  • Cures on active and inactive metals
  • P1 NSF Reg. No.: 123001
  • DVGW Approval (EN 751-1): NG-5146AR0621
  • WRAS Approval (BS 6920): 0711506


Product Details
Specification Description
Brand Name: LOCTITE
Brand Part Number: 2068748
$59.98 / each

Must purchase in increments of 10
Expected to ship Tue. Apr 16