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> Crosby McKissick 409 Double Sheave Snatch Block with Shackle
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Crosby McKissick 409 Double Sheave Snatch Block with Shackle
SKU:
GRRR338
Category:
Blocks
Product details
Two sheave snatch block to allow for additional mechanical advantage, must be reeved with four parts of line.
Drop forged swivel hook or swivel shackle.
Can be furnished with bronze bushings or roller bearings.
Opening feature permits easy insertion of wireline in both sheaves with removal of one bolt.
408 is furnished with S-4320 hook latch.
Center Pin equipped with pressure lube fittings.
All sizes feature sheave grooves suited for a range of wireline diameters.
Meets or exceeds all requirements of ASME B30.26. Importantly, these blocks meet other critical performance requirements including fatigue life and material traceability, not addressed by ASME B30.26.
Crosby's Engineered Solutions Group is ready to discuss your requirements and help select or develop the ideal block for your application. Visit thecrosbygroup.com/engineeredsolutions for more information.
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409 Double Sheave Snatch Block with Shackle
Imperial
Metric
Working Load Limit (t)
Wire Rope Diameter (in)
Sheave Diameter (in)
Bearing Code
Weight Each (lb)
Stock No.
Dimensions (in)
A
B
C
D
E
F
G
H
4 metric tons
4
3/8 - 1/2
4.5
BB
18
105022
14.03
4.24
5.25
11.22
0.62
1.70
2.01
1.72
12 metric tons
12
5/8 - 3/4
6
RB
50
105120
21.12
6.00
6.13
16.36
1.50
3.12
3.12
2.03
12
5/8 - 3/4
6
BB
50
105102
21.12
6.00
6.13
16.36
1.50
3.12
3.12
2.03
12
5/8 - 3/4
8
BB
58
105184
23.17
8.12
6.13
17.36
1.50
3.12
3.12
2.03
12
5/8 - 3/4
8
RB
58
105200
23.17
8.12
6.13
17.36
1.50
3.12
3.12
2.03
Working Load Limit (t)
Wire Rope Diameter (mm)
Sheave Diameter (mm)
Bearing Code
Weight Each (kg)
Stock No.
Dimensions (mm)
A
B
C
D
E
F
G
H
4 metric tons
4
10 - 13
114
BB
8.2
105022
356
108
133
285
16
43
51
44
12 metric tons
12
16 - 19
152
RB
22.7
105120
536
152
156
416
38
79
79
52
12
16 - 19
152
BB
22.7
105102
536
152
156
416
38
79
79
52
12
16 - 19
203
BB
26.3
105184
589
206
156
441
38
79
79
52
12
16 - 19
203
RB
26.3
105200
589
206
156
441
38
79
79
52
4:1 Design Factor.
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