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Page 326
IMPROVED  PURSE
SEINE  BLOCKS
  • For manila rope.
  • Galvanized.
  • Sheave Size 3-1/2" x 1" x 1/2" for 3/4" manila rope.
 

SEE APPLICATION AND WARNING INFORMATION
Para Español: www. thecrosbygroup.com On Pages 290-297
Sheave
Diameter &
Block No.		 Stock No. Resultant Working Load  Limit *
(lbs.)		 Manila Rope
Size
(in.)		 Weight Each
(lbs.)
502C
Iron Bushed
Galv.		 502 B
Bronze Bushed
Galv.
3-1/2 "  H-502 770035 770017 500 3/4 5.91
* Ultimate Load is 4 times Resultant Working Load Limit.
 
502-B
TRAWLING  SHACKLES     
Nominal
Shackle
Size D
(in.)		 Working Load Limit *
(t)		 S-2131
Stock No.
S.C.		 Weight
Each
(lbs.)		 Dimensions
(in.)		 Tolerance
A B C D E F G K M G A
1/2 2 1018703 .75 .81 .63 .50 .50 1.81 1.19 1.63 3.09 2.22 .13 .06
5/8 3-1/4 1018721 1.24 1.06 .75 .63 .63 2.31 1.56 2.00 3.78 2.75 .13 .06
3/4 4-3/4 1018749 2.18 1.25 .88 .81 .75 2.75 1.88 2.38 4.50 3.25 .25 .06
7/8 6-1/2 1018767 3.28 1.44 1.00 .97 .88 3.19 2.13 2.81 5.25 3.69 .25 .06
* Ultimate Load is 4 times the Working Load Limit.


S-2131
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