Add products to your shopping cart

Image for Illustration purposes only. Actual product may vary

8H 1 7/8 Coupling Quadra-Flex Spacer hub

$53.01 Each


  • Typically ships in: 1 day
  • Weight: 3.2 lb
  • Free shipping on orders over $20

Select Quantity

Additional Description

Martin QUADRA-FLEX is a proven design which offers long life, torsional flexibility, ease of installation, and withstands misalignment, shock, and vibration. Sizes from 3 to 16 available with plain bore for alteration. TPR, EPDM, Neoprene and Hytral s
Material Steel Key Way Size 1/2 X 1/4 in.
Coupling Size 8 Set Screw Size 1/2-13X1/2 in.
Outside Diameter 3.250 in. Set Screw Location 1 Over Keyway
Length Thru Bore 1.719 in. Number of Set Screws 1
Bore Type Bored To Size Min Bore Size 1.875 in.
Finished Bore Size 1.875 in. Max Bore Size 1.875 in.
Storage Dimension Length 3.880 in. Weight 3.20 lbs.
Storage Dimension Width 3.880 in. Individually Packaged Boxed
Storage Dimension Height 1.750 in.


Material Steel
Outside Dia 3.250"

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning