Series 44 and 46 Specialty Underhung Loft Blocks

$0.00

Specialty loft blocks are used when unusual mounting conditions exist. Series 44 pivot blocks are used when the support structure is not installed level. Series 46 swivel blocks are used when the lift lines are not run perpendicular to the support. Each rigid steel housing contains a single-groove sheave rotating on sealed precision ball bearings.
Each series 44 pivot block and 46 swivel block is
fabricated to fit a specific beam size. Offset clips and mounting bolts are supplied for attachment to the support structure. Beam flange width and thickness must be specified at time of ordering.

Part No: Series446Lb Category:

Available Options

ThumbnailSKUDescriptionSheave DiameterSheave MaterialGroove QtyCableBearingWLL
644N196" MD Nylon6"MD Nylon13/16"5/8" BB400#
644N506" MD Nylon6"MD Nylon11/2"5/8" BB250#
844C258" Cast Iron8"Cast Iron11/4"5/8" BB450#
844N198" MD Nylon8"MD Nylon13/16"5/8" BB525#
844N258" MD Nylon8"MD Nylon11/4"5/8" BB550#
646N196" MD Nylon6"MD Nylon13/16"5/8" BB400#
646N506" MD Nylon6"MD Nylon11/2"5/8" BB250#
846C258" Cast Iron8"Cast Iron11/4"5/8" BB450#
846N198" MD Nylon8"MD Nylon13/16"5/8" BB500#
846N258" MD Nylon8"MD Nylon11/4"5/8" BB500#

Notes:

BB - Sealed precision ball bearings. Tapered roller bearings available. * Weight in pounds @ 300 ft/min Field welding to building structure may be required to attain full load rating.

Available Options

ThumbnailSKUDescriptionSheave DiameterSheave MaterialGroove QtyCableBearingWLL
644N196" MD Nylon6"MD Nylon13/16"5/8" BB400#
644N506" MD Nylon6"MD Nylon11/2"5/8" BB250#
844C258" Cast Iron8"Cast Iron11/4"5/8" BB450#
844N198" MD Nylon8"MD Nylon13/16"5/8" BB525#
844N258" MD Nylon8"MD Nylon11/4"5/8" BB550#
646N196" MD Nylon6"MD Nylon13/16"5/8" BB400#
646N506" MD Nylon6"MD Nylon11/2"5/8" BB250#
846C258" Cast Iron8"Cast Iron11/4"5/8" BB450#
846N198" MD Nylon8"MD Nylon13/16"5/8" BB500#
846N258" MD Nylon8"MD Nylon11/4"5/8" BB500#