SEE APPLICATION AND WARNING INFORMATION

Para Español: www. thecrosbygroup.com On Pages 332-339

Diamond & Oval Pattern
Regular Wire Rope Blocks

  • Laser cut painted side plates (can be furnished galvanized upon request.
  • Grade 5 bolts secured with lock washers and staked nuts.
  • All sizes feature bronze bushed steel sheaves with larger bearing diameter for extended block life.
  • New style hanger for fitting attachment.
  • Available with hanger only (no fitting).
  • For reeving information, see page 336 .

    Block Size
    (in.)    		 Fitting Diamond Pattern
    with Bronze Bushed
    Steel Sheaves         		Oval Pattern
    with Bronze Bushed
    Steel Sheaves
    641-B
    Single    		 642-B
    Double    		 661-B
    Single    		 662-B
    Double
    4 T — 782193 791183 791593
    6 T 781611 782219 — 791619
    8 T 781639 782237 791236 791637
    10 T 781657 782255 791254 791655
    4 S — 786199 — —
    6 S 785902 786206 795900 796204
    8 S 785920 786224 — —
    10 S 785948 786242 795946 796240
    6 J 782102 782503 791502 791904
    8 J 782120 782521 791520 791922
    10 J 782148 782549 791548 791940
    6 E 782004 782406 791307 791708
    8 E 782022 782424 791325 791726
    10 E 782040 782442 791343 791744

    • Block Size
    (in.)    		 Sheave Size
    (in.)    		 Wire Rope
    Size
    (in.)    		 Working Load Limit
    (Tons)*    		 Weight Each
    (lbs.)
    Outside Diam. Rim Thickness 641
    661
    Single    		 642
    662
    Double    		 641
    661
    Single    		 642
    662
    Double
    4 4 3/4 3/8 1 2 8 11
    6 6 1 1/2 3 4 15 21
    8 8 1-1/4 5/8 4 6 28 41
    10 10 1-1/4 5/8 4 7 38 60
    * Ultimate Load is 4 times the Working Load Limit.