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The Gruvlok® Figure 7022 coupling with Gruv-Ring forms a flexible grooved end pipe joint for use on steel pipe. Services for this versatile connection include large O.D. mining applications such as process, tailings and slurries. The coupling’s multi-segment design supplies optimum strength for working pressures to 175 PSl.
Unit of Measure

Specifications

Industry Standards/Certifications

N/A NSF/ANSI 61

Type

N/A Weld Ring Gruv-Ring Coupling

Style

N/A Grooved

Nominal Size

N/A 36 in

Housing Material

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

Coatings

N/A Hot Dipped Zinc Galvanized

Gasket Material

N/A EPDM

Gasket Type

N/A Standard C Style

Bolt Material

N/A SAE J429, Grade 5, Zinc Electroplated

Heavy Hex Nut

N/A ASTM A563, Grade A, Zinc Electroplated

Pipe O.D. Range

N/A 34.00 - 38.00 in

Applied Gruv-Ring O.D.

N/A 40.19 in

Number of Segments

N/A 6

Coupling Bolts Size

N/A 1 1/2 x 5 3/4 in

Coupling Bolts Qty.

N/A 6

Lubrication

N/A Standard Gruvlok, Gruvlok Xtreme™

Application

N/A Recommended for water service, diluted acids, alkalies solutions, oil-free air and many other chemical services. NOT FOR USE IN PETROLEUM APPLICATIONS.

Min. Service Temperature Range

N/A -40 ºF

Max. Service Temperature Range

N/A 230 ºF

Max. Working Pressure

N/A 175 psi

Max. End Load

N/A 221978 lb

Range of Pipe End Separation

N/A 0-1/2 in

Deflection from CL Per Coupling

N/A 0.72°

Deflection from CL of Pipe

N/A 0.15 in/ft

Product Number

N/A 0391001351

UPC Code

N/A 69029183601

Weight

N/A 290 lb