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Page 304
 

SEE APPLICATION AND WARNING INFORMATION
Para Español: www. thecrosbygroup.com On Pages 290-297
   

 

DROP LINK & SELF LOCKING

  • All styles have drop forged heads and links.
  • Edges of shell are rounded to protect rope.
  • Steel sleeve over center pin gives a bearing surface of larger diameter.  The sleeve is held tightly between the plates and makes blocks extremely rigid  (See page 226).
 
Block Size
(in.)		 Fitting Stock No.
Drop Link Self-Locking
Wood Shell Steel Shell Wood Shell Steel Shell
385-C
Galv.		 385-R
Galv.		 385-B
Galv.		 390-C
Jap.		 390-B
Galv.		 386-B
Galv.		 391-B
Galv.
6 T 723612 723818 724014 733601 734012 729019 739017
8 T 723658 723854 724050 733647 734058 729055 739053
10 T 723676 723872 724078 733665 734076 729073 739071
12 T 723694 723890 724096 733683 734094 729091 739099
6 J — — 722212 — 732210 727217 737215
8 J — — 722258 — 732256 727253 737251
10 J — — 722276 — 732274 727271 737279
12 J — — 722294 — 732292 727299 737297
6 G — — 722819 — 732817 727814 737812
8 G — — 722855 — 732853 727850 737858
10 G — — 722873 — 732871 727878 737876
12 G — — 722891 — 732899 727896 737894
Bearing Code: B — Bronze Bushed, Self Lubricating, C — Common Iron,  R — Roller Bearing.

 
 
T-385-B		 DROP LINK
Block Size
(in.)		  Sheave Size
(in.)		 Manila Rope Size
(in.)		 Working Load Limit *
(lbs.)		  Weight
Each
(lbs.)
Outside Diam. Rim
Thickness		 Bearing
Diameter
6 3.00 1.13 .75 3/4 - 7/8 2400 7
8 4.50 1.38 .88 1 - 1-1/8 4800 13
10 5.75 1.88 1.00 1-1/4 6600 25
12 6.75 2.13 1.00 1-1/2 7600 34
* Ultimate Load is 4 times the Working Load Limit.

 
T-390-B
 
T-386-B		  SELF LOCKING
Block Size
(in.)		 Sheave  Size
(in.)		 Manila Rope Size
(in.)		 Working Load Limit *
(lbs.)		  Weight
Each
(lbs.)
Outside Diam. Rim
Thickness		 Bearing
Diameter
6 3.00 1.13 .75 3/4 - 7/8 3000 8
8 4.50 1.38 .88 1 - 1-1/8 5000 15
10 5.75 1.88 1.00 1-1/4 8000 28
12 6.75 2.13 1.00 1-1/2 10000 38
* Ultimate load is 4 times the Working Load Limit.

 
T-391-B
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