Questions? Call Us!

1-800-486-5542

Western Blocks

Shop Rigging Hardware

Regular Wood Blocks for Manila Rope

Regular Wood Blocks for Manila Rope• Laser cut side plates

• Grade 5 bolts secured with lock washers and staked nuts.

• Bronze bushed sheaves with larger bearing diameter for extended block life.

• Beckets furnished on all blocks.

Block Size (in.) Fitting Single Sheave (21 B) Double Sheave (22 B) Triple Sheave (23 B)
Mfg. # CSI Ref. # Mfg. # CSI Ref. # Mfg. # CSI Ref. #
4 HS 603831 CS-07-1528 604634 CS-07-1540 605438 CS-07-1552
N 606437 CS-07-1532 606838 CS-07-1544 607230 CS-07-1556
S 610039 CS-07-1536 611635 CS-07-1548 613232 CS-07-1560
5 HS 603859 CS-07-1529 604652 CS-07-1541 605456 CS-07-1553
N 606455 CS-07-1533 606856 CS-07-1545 607258 CS-07-1557
S 610057 CS-07-1537 611653 CS-07-1549 613250 CS-07-1561
6 HS 603877 CS-07-1530 604670 CS-07-1542 605474 CS-07-1554
N 606473 CS-07-1534 606874 CS-07-1546 607276 CS-07-1558
S 610075 CS-07-1538 611671 CS-07-1550 613278 CS-07-1562
8 HS 603911 CS-07-1531 604714 CS-07-1543 605517 CS-07-1555
N 606516 CS-07-1535 606918 CS-07-1547 607310 CS-07-1559
S 610119 CS-07-1539 611715 CS-07-1551 613312 CS-07-1563
Block Size (in.) Sheave Dimensions (in.) Manila Rope Size (in.) Weight Each (lbs.) Working Load Limit (lbs.)*
Outside Diam. Rim Thickness Center Pin Diam. 21 Single 22 Double 23 Triple 21 Single 22 Double 23 Triple
4 2.25 0.63 0.38 1/2 1.75 3 4 1000 1400 1800
5 3 0.75 0.38 5/8 3.25 5.6 6.5 1200 1800 2400
6 3.5 1 0.5 3/4 5 8.5 11.5 1800 2500 3200
8 4.75 1.13 0.63 7/8 – 1 9 14 21.5 2800 3800 4800

* Ultimate Load is 4 times the Working Load Limit.

Gin Blocks for Manila Rope

Gin Blocks for Manila Rope• For light hoisting by Roofers and Contractors.

• Furnished with drop forged swivel latch hooks.

Block Size (in.) Fitting T-350·C T-350·R T-350·B
Mfg. # CSI Ref. # Mfg. # CSI Ref. # Mfg. # CSI Ref. #
8 T 710001 CS-07-1564 710207 CS-07-1567 710403 CS-07-1570
10 T 710029 CS-07-1565 710225 CS-07-1568 710421 CS-07-1571
12 T 710047 CS-07-1566 710243 CS-07-1569 710449 CS-07-1572
Block Size (in.) Sheave Size (in.) Manila Rope Size (in.) Weight Each (lbs.) Working Load Limit (lbs.)*
Outside Diam. Rim Thickness Bearing Diam.
8 8 1.25 0.75 7/8 9 1000
10 10 1.25 0.88 1 9.8 1000
12 12 1.38 0.88 1 12.7 1000

* Ultimate Load is 3 times the Working Load Limit.

Bearing Code: B-Self-Lubricating Bronze Bushed, C-Common Iron, R-Roller Bearing

The Most Trusted and Respected Company in Rigging and Overhead Lifting.

Connect with us