Spars, Rigging, and Hardware for Sailboats

Rig-Rite, Inc.
Phone: (001) 401-739-1140 -- FAX: (001) 401-739-1149
www.RigRite.com          Ordering/Questions

Z-SPAR Replacement Sheaves


Z-Spar uses a variety of Metric Sheaves in their Spars and Marine Hardware. All common Z-Spar sheaves are listed below. Plastic sheaves are either nylon or acetyl; aluminum sheaves are clear anodized. If you are looking for a Z-Spar sheave not listed below, please contact us with dimensions and application.
For other Metric Sheaves, See Francespar Sheaves, and Isomat Sheaves.

Plastic Sheaves

Part Number Outside Diameter Width* Inside Diameter
Z-1610 28mm (1 1/8") 6.5mm (1/4") 6mm (<1/4")
Z-1614 28mm (1 1/8") 9mm (<3/8") 6mm
Z-1617 35mm (1 3/8") 15mm (<5/8") 8mm (5/16")
Z-1616 45mm (1 3/4") 13mm (>1/2") 8mm
Z-1618 60mm (2 3/8") 16mm (5/8") 8mm
Z-1618BB (Ball bearing) 60mm (2 3/8") 16mm 8mm
Z-1708-10 70mm (2 3/4") 16.5mm (>5/8") 10mm (>3/8")
Z-1708 70mm (2 3/4") 16.5mm 14mm (<9/16")
Z-1707 80mm (3 1/8") 18mm (<3/4") 14mm
*Sheave Width is rounded up to the next 0.5mm.

 

Aluminum Sheaves

Part Number Outside Diameter Width* Inside Diameter
Z-1609A 28mm (1 1/8") 6.5mm (1/4") 5mm (>3/16")
Z-1609AR 28mm (1 1/8") 6.5mm 5mm
Z-1610AR 28mm (1 1/8") 6.5mm 6mm (<1/4")
Z-1611A 1614 28mm (1 1/8") 9.5mm (3/8") 6mm
Z-1612A 30mm (1 3/16") 9.5mm 6mm
Z-1617A 1617 35mm (1 3/8") 16mm (5/8") 8mm (5/16")
Z-1616A 1616 45mm (1 3/4") 13mm (>1/2") 8mm
Z-1618A 1618 60mm (2 3/8") 16mm (5/8") 8mm
Z-1618AB 60mm (2 3/8") 16mm (5/8") 8mm (w/ composite bushing)
Z-1708A 1708 70mm (2 3/4") 16mm 14mm (<9/16")
Z-1707A 1707 80mm (3 1/8") 17mm (11/16") 14mm
Z-1636A 110mm (4 5/16") 19.5mm (>3/4") 14mm
*Sheave Width is rounded up to the next 0.5mm.

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