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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 54 in

Housing Material

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

Coatings

 N/A Rust inhibiting paint Color: ORANGE

Gasket Material

 N/A Nitrile

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 52.00 - 56.00 in

Applied Gruv-Ring O.D.

 N/A 59.69 in

Number of Segments

 N/A 8

Coupling Bolts Size

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

Coupling Bolts Qty.

 N/A 16

Lubrication

 N/A Standard Gruvlok, Gruvlok Xtreme™

Application

 N/A Recommended for petroleum applications, air with oil vapors and vegetable and mineral oils. NOT FOR USE IN HOT WATER OR HOT AIR

Min. Service Temperature Range

 N/A -20 ºF

Max. Service Temperature Range

 N/A 180 ºF

Max. Working Pressure

 N/A 175 psi

Max. End Load

 N/A 489660 lb

Range of Pipe End Separation

 N/A 0-1/2 in

Deflection from CL Per Coupling

 N/A 0.48°

Deflection from CL of Pipe

 N/A 0.10 in/ft

Product Number

 N/A 0391000809

UPC Code

 N/A 69029183333

Weight

 N/A 650 lb