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Figure 65SRTRI & 66SRTRI Standard Weight Rigid couplings are designed for use in piping systems when rigid piping connections are desired. The angle-pad design allows the coupling housing to slide when tightened. This provides offset clamping that creates a rigid joint resistant to flexural and torsional loads.
Unit of Measure

Specifications

Industry Standards/Certifications

NSF/ANSI 61

Type

Standard Weight Rigid Coupling

Style

Grooved

Nominal Size

2 1/2 in

Housing Material

Ductile Iron conforming to ASTM A 536, Grade 65-45-12

Coatings

Hot dipped galvanized conforming to ASTM A-153

Gasket Material

EPDM

Gasket Type

Triple Seal Gasket

Bolt Material

Zinc Electroplated to ASTM-183 Grade 2

Heavy Hex Nut

Carbon Steel conforming to ASTM A-563

Application

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

-30 ºF

Max. Service Temperature Range

230 ºF

Max. Working Pressure

1000 psi

Max. End Gap

1/16 in

Number of Sections

2

Product Number

4329003520

UPC Code

092201409065

Weight

2.79 lb