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Figure 65LFTRI & 66LFTRI Lightweight Flexible couplings are designed for use in piping systems where flexibility is desired. They allow for pipe movement caused by seismic action and thermal variations, and will also attenuate noise and vibration transmitted through the piping system.
Unit of Measure
Items
65_66lftri

65LFTRI 1-1/4 LW FLEX CPLG GRV TRISL

65_66lftri

66LFTRI 1-1/4 LW FLEX CPLG GALV TRISL

65_66lftri

65LFTRI 1-1/2 LW FLEX CPLG GRV TRISL

65_66lftri

66LFTRI 1-1/2 LW FLEX CPLG GALV TRISL

65_66lftri

65LFTRI 2 LW FLEX CPLG GRV TRISL
Industry Standards/Certifications N/A NSF/ANSI 61
Type N/A Lightweight Flexible Coupling
Style N/A Grooved
Nominal Size N/A 1 1/4 in N/A 1 1/4 in N/A 1 1/2 in N/A 1 1/2 in N/A 2 in
Housing Material N/A Ductile iron housings conform to ASTM A-536 Grade 65-45-12
Coatings N/A Orange Paint (rust inhibiting) N/A Hot dipped galvanized conforming to ASTM A-153 N/A Orange Paint (rust inhibiting) N/A Hot dipped galvanized conforming to ASTM A-153 N/A Orange Paint (rust inhibiting)
Gasket Material N/A EPDM
Gasket Type N/A Triple Seal Gasket
Bolt Material N/A Zinc Electroplated to ASTM-183 Grade 2
Heavy Hex Nut N/A Carbon Steel conforming to ASTM A-563
Application N/A For use with water service, diluted acids, alkali solutions, oil-free air and other chemical services. NOT FOR PETROLEUM, STEAM, OR NATURAL GAS APPLICATIONS.
Min. Service Temperature Range N/A -30 ºF
Max. Service Temperature Range N/A 230 ºF
Max. Working Pressure N/A 500 psi
Max. End Gap N/A 1/8 in
Deflection from CL Per Coupling N/A 2.1° N/A 2.1° N/A 1.9° N/A 1.9° N/A 2.0°
Product Number N/A 4329000250 N/A 4329001600 N/A 4329000252 N/A 4329001610 N/A 4329000254
UPC Code N/A 092201337351 N/A 092201343819 N/A 092201337368 N/A 092201343826 N/A 092201337375
HPH Code N/A
Weight N/A 1.19 lb N/A 1.19 lb N/A 1.32 lb N/A 1.32 lb N/A 1.68 lb