McKissick Utility Crane Blocks

380 Series Hook Blocks

Key to McKissick
Utility Crane Block Model Numbers
M 10 S 10 L
McKissick
Utility
Crane
Blocks		 Working
Load
Limit
(Tons)		 Number
of
Sheaves		 Sheave
Nominal
O.D.		 Block
Weight
    S=1
D=2
T=3
Q=4		 QN=5
SX=6
SV=7
OCT=8		   L=Light
(No Cheek Weight)
LM=Light Med.
M=Medium
H=Heavy

 

Table 1 - Standard Wire Line Sizes
For McKissick 380 Utility Crane Blocks
Sheave
Diameter
(in.)		 Wire Line Size
(in.)
7/16 1/2 9/16 5/8 3/4 7/8 1 1 1/8 1 1/4
10 • • • • . . . . .
12 . • • • • . . . .
14 . • • • • . . . .
16 . . • • • • . . .
18 . . . • • • • . .
20 . . . . • • • • .
24 . . . . . • • • •
* For additional wire line sizes, please call Crosby's Special Engineered Products Group at 1 (800) 777-1555.

40 Tons

Model
No.		 Inquiry
Stock
No.		 Working
Load
Limit
(tons) §		 A
Overall
Length
(in.)		 B
Net
Length
(in.)		 E
Thickness
(in.)		 F
Width
(in.)		 H
Throat
Opening
With
Flapper
(in.)		 J
Hook
Thickness
(in.)		 K
Hook
Width
(in.)		 Standard Wire Line
Size *
(in.)		 Dead End §§ Weight
Each
(lbs.)
T
Thickness
(in.)		 U
Pin Hole
(in.)
M40S20L 2011833 40 55.81 46.00 7.81 24.75 3.00 4.56 3.62 3/4, 7/8, 1, 1 1/8 1.75 2.28 660
M40S20M 2011834 40 55.81 46.00 12.31 24.75 3.00 4.56 3.62 3/4, 7/8, 1, 1 1/8 1.75 2.28 955
M40S20H 2011835 40 55.81 46.00 16.31 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 1.75 2.28 1299
M40S24L 2011825 40 59.81 50.00 7.81 28.75 3.38 5.06 3.72 7/8, 1, 1/1/8, 1 1/4 1.75 2.28 790
M40S24M 2011829 40 59.81 50.00 15.56 28.75 3.38 5.06 3.72 7/8, 1, 1/1/8, 1 1/4 1.75 2.28 1480
M40S24H 2011832 40 59.81 50.00 19.56 28.75 3.38 5.06 3.72 7/8, 1, 1/1/8, 1 1/4 1.75 2.28 1940
M40D18L 2011918 40 47.56 42.50 7.81 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 685
M40D18M 2011919 40 47.56 42.50 11.94 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 926
M40D18H 2011920 40 47.56 42.50 13.94 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 1073
M40D20L 2011841 40 50.06 45.00 7.81 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 759
M40D20M 2011850 40 50.06 45.00 12.31 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 1055
M40D20H 2011854 40 50.06 45.00 16.31 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 1401
M40T14L 2011855 40 43.44 38.38 8.19 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 519
M40T14M 2011856 40 43.44 38.38 13.06 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 695
M40T14H 2011857 40 43.44 38.38 17.50 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 843
M40T16L 2011859 40 45.69 40.62 8.19 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 525
M40T16M 2011868 40 45.69 40.62 12.53 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 690
M40T16H 2011871 40 45.69 40.62 15.03 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 836
M40T18L 2011874 40 47.31 42.25 10.38 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 799
M40T18M 2011877 40 47.31 42.25 14.50 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 1019
M40T18H 2011881 40 47.31 42.25 16.50 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 1158
M40T20L 2011882 40 50.06 45.00 10.38 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 889
M40T20M 2011883 40 50.06 45.00 14.88 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 1185
M40T20H 2011884 40 50.06 45.00 18.88 24.75 3.38 5.06 3.72 3/4, 7/8, 1, 1 1/8 - - 1531
M40Q14L 2011885 40 43.44 38.38 10.44 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 535
M40Q14M 2011886 40 43.44 38.38 15.44 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 745
M40Q14H 2011891 40 43.44 38.38 16.88 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 - - 910
M40Q16L 2011895 40 45.69 40.62 10.44 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 627
M40Q16M 2011904 40 45.69 40.62 14.88 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 785
M40Q16H 2011908 40 45.69 40.62 17.38 20.25 3.38 5.06 3.72 9/16, 5/8, 3/4, 7/8 - - 930
M40Q18L 2011910 40 47.31 42.25 13.31 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 930
M40Q18M 2011913 40 47.31 42.25 17.44 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 1150
M40Q18H 2011917 40 47.31 42.25 19.44 22.75 3.38 5.06 3.72 5/8, 3/4, 7/8, 1 - - 1290
M40QN14L 2011921 40 47.00 38.88 13.25 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 1.25 1.41 510
M40QN14M 2011922 40 47.00 38.88 18.25 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 1.25 1.41 735
M40QN14H 2011923 40 47.00 38.88 19.69 18.00 3.38 5.06 3.72 1/2, 9/16, 5/8, 3/4 1.25 1.41 900

* Additional wire line sizes available upon request.
§ Ultimate Load is 4 times the Working Load Limit unless otherwise noted.
§§ Dead End dimensions for Multi-Sheave Blocks are shown here.

Specify Wire Line Size When Ordering. For Standard Wire Line Sizes See Table 1 above.