OPW Style 78 Counterbalance Swivel Joints

Description:

Styles 78F - 78FFT - 78FO

Coupling Category

Counterbalance Swivels

Manufacturer

OPW Engineered Systems

OPW Engineered Systems counterbalance swivels for both counterweighted loading arms (see Style 55) and torsion spring-balanced loading arms are available (Styles 56, 58, 76, and 78) to cover virtually any combination of riser orientation and swivel offset, including:

  • Upfeed right hand
  • Upfeed left hand
  • Downfeed right hand
  • Downfeed left hand

If you are uncertain as to which counterbalance replacement swivel to order, refer to your original loading arm design drawing or contact JGB.

Material Model Size (inches) Dimensions
Flange x Flange
Style 78F (DFRH*)
Steel, Fabricated 3478F 2, 3, 4, 6 Steel & Stainless Steel
Stainless Steel, Fabricated 3978F 2, 3, 4, 6 Steel & Stainless Steel
Material Model Size (inches) Dimensions
Flange x TTMA Flange
Style 78FFT (DFRH*)
Steel, Fabricated 3478FFT 3, 4 Steel & Stainless Steel
Stainless Steel, Fabricated 3978FFT 3, 4 Steel & Stainless Steel
Material Model Size (inches) Dimensions
Flange x Thread
Style 78FO (DFRH, UFLH)
Steel, Fabricated 3478FO 2, 3, 4 Steel & Stainless Steel
Stainless Steel, Fabricated 3978FO 2, 3, 4 Steel & Stainless Steel
Ductile Iron 3878FO 3, 4 Aluminum, Ductile Iron, & Bronze

* Left hand model available on special order. Consult JGB.

Steel & Stainless Steel Dimensions

Aluminum Dimensions

OPW Style 78 Counterbalance Swivel Joints
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