R Series Blocks

SKU: SKM-565303

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Model
  • Multi-use wide throat & utili-sheave for passing a variety of line, connecting links, and terminations.
  • Work -hardening manganese steel sheaves maximize wire rope & sheave life.
  • Alloy sheave option offers same durability at a lower cost.
  • R6, R8, & R4 equipped with tapered roller bearings for long life in higher line speed applications.
  • R4 equipped with straight roller bearings to minimize size.
  • Recessed sheave prevents wire rope from binding between sheave and block side.
  • Full sided block maximizes sheave protection and strength.
  • Versatile draw pin allow for rapid reeving & exchange of attaching style.
  • Rugged cast alloy steel sides for demanding environments.
  • ASME B30.26-1 compliant

Dimensions are in inches unless otherwise noted.

Sheave DiameterWire Rope MinWire Rope MaxWLL (TONS)ABCDEGHJ
4 1/4 3/85101.754.7512.55.2511
6 3/8 1/2814.586.752.54.56.51.251.25
8 1/2 5/88178.58.752.54.757.251.381.38
10 1/2 5/8919.5810.53.54.757.251.381.38
4 1/4 3/85101.754.7512.55.2511
6 3/8 1/2814.586.752.54.56.51.251.25
8 1/2 5/88178.58.752.54.757.251.381.38
10 1/2 5/8919.5810.53.54.757.251.381.38