J. Henry Holland Corp.
Your wire rope and rigging hardware specialist.
  office (757) 460-3300
sales@jhenryholland.com fax (757) 363-1910
govtsales@jhenryholland.com toll-free (800) 417-3307

Manila Rope Blocks
 NOTE:  Blocks shown on this page intended for CORDAGE USE ONLY

Tackle Blocks

Snatch Blocks

Gin Blocks


Tackle Blocks

Regular Wood - Loose Side Hooks & Beckets*

Dimensions

Resultant Work Load Limit* Pounds

Block Size Inches

Diameter of Rope

Sheave Diameter

Single

Double

Triple
3 3/8 1-3/4 500 800 1200
4 1/2 2-1/4 1000 1400 1800
5 5/8 3 1200 1800 2400
6 3/4 3-1/2 1800 2500 3200
8 1 4-3/4 2800 3800 4800
10 1-1/8 6-1/4 4000 6000 8000
12 101/4 8 5000 8000 10000

Malleable Iron - Extra Heavy Loose Side Hooks*

Dimensions

Resultant Work Load Limit* Pounds

Block Size Inches

Diameter of Rope

Sheave Diameter

Single

Double

Triple
4 1/2 2-1/4 1100 1600 2200
6 3/4 3-1/2 2000 3300 4000
8 1 4-3/4 3300 5100 7000
10 1-1/4 6-1/4 5000 7700 10000
12 1-1/2 8 8900 15600 17900

* Also available with shackle, swivel hook or safety latched hooks on request

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DO NOT EXCEED WORK LOAD LIMIT OR 20% OF THE PRODUCT'S BREAK STRENGTH.

Snatch Blocks

Dimensions

Resultant Work Load Limit** Lbs.  

Length of Shell

Diameter of Manila Rope

Sheave Diameter
6 3/8 -7/8 3 2400
8 7/8 - 1 4-1/2 4800
10 1-1/4 5-3/4 6600
12 1-1/2 6-3/4 7600
14 1-3/4 8 10000
16 2 9 12000
18 2-1/4 10 14000
**Ultimate load is 4 times the Resultant Work Load Limit
* Also available with shackle, swivel oblong eye or drilled eye fitting on request

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DO NOT EXCEED WORK LOAD LIMIT OR 20% OF THE PRODUCT'S BREAK STRENGTH.

Gin Blocks

  • For Manila Rope
  • Drop Forged Swivel Latch Hooks
  • For Light Hoisting by Roofers and Contractors

Dimensions

Resultant Work Load Limit* Lbs.

Diameter of Manila Rope

Outside Diameter
7/8 - 1 12 1000
*Ultimate load is 3 times the Resultant Work Load Limit

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DO NOT EXCEED WORK LOAD LIMIT OR 20% OF THE PRODUCT'S BREAK STRENGTH.