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).
  • Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these blocks meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.

T-641- B

S-642-B

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 781586 782193 791183 791593
6 T 781611 782219 791218 791619
8 T 781639 782237 791236 791637
10 T 781657 782255 791254 791655
4 S 785886 786199 795884 796197
6 S 785902 786206 795900 796204
8 S 785920 786224 795928 796222
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

*Fitting Type : T – Hook with Latch; S – Round Pin Shackle; J – Oblong Eye; E – Swivel Shackle Eye

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 3/8 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