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Flexible Grooved Coupling - Style 77


  • LPCB
  • VdS
  • FM
  • UL
Flexible Grooved Coupling - Style 77

Cross-ribbed construction design for higher working pressure. Provides flexibility for expansion, contraction, and deflection.

Type Flexible
Finish Red
Price From: $264.48

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Manufacturer: Victaulic



Available Sizes:

• ¾ – 24"/20 – 600 mm

• For 14 – 72"/350 – 1800 mm flexible roll groove systems, Victaulic recommends Style W77 AGS couplings. 

Maximum Working Pressure

• 1000 psi/6900 kPa.


• This product joins standard roll grooved and cut grooved pipe.

• Provides a flexible pipe joint with allows for expansion, contraction and deflection.

• Operating temperature dependent upon gasket and/or seal selection - see Section 3.0.

• Exclusively for use with pipe and Victaulic products which feature ends formed with the Victaulic OGS groove profile (See section 7.0 for Reference Materials).

Pipe Material

• Carbon steel.

• For use with stainless steel pipe, refer to Victaulic submittal publication 17.09 for pressure ratings and end loads.

Codes and Requirements

• Support hanger spacing correspond to ASME B31.1 Power Piping Code and ASME B31.9 Building Services Piping Code.


Product Attachments

View FileAprobata Techniczna CNBOP-PIB    Size: (17.4 MB)
View FileKarta katalogowa - Standardowy elastyczny łącznik Victaulic® Typ 77    Size: (664.78 KB)
View FileFlexible Coupling Style 77 Submittal    Size: (840.76 KB)
View FileVictaulic Grooved Couplings Performance Data for PVC Pipe - 32.01    Size: (317.26 KB)

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