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Crosby  |  SKU: Crosby-179434

Crosby McKissick Single-Sheave Snatch Blocks – Tail Board

$1,050.00
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4:1 Design Factor.

  • Opening feature permits easy insertion of rope without reeving. Bolt for opening feature is retained, to ensure no lost bolts.
  • Can be furnished with bronze bushings or roller bearings.
  • Center pin equipped with pressure lube fitting.
  • 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.
  • 401 snatch blocks feature a significant reduction in weight compared to snatch blocks made of non-alloy materials.
  • CMCO's Engineered Solutions Group is ready to discuss your requirements and help select or develop the ideal block for your application. Visit cmco.com/engineeredsolutions for more information.

‡ Special Dual Groove Sheave also accepts 1-1/4" Manilla Rope.

*3.5:1 Design Factor.

  • Opening feature permits easy insertion of rope without reeving. Bolt for opening feature is retained, to ensure no lost bolts.
  • 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.
  • 402 snatch blocks feature a significant reduction in weight compared to snatch blocks made of non-alloy materials.
  • CMCO's Engineered Solutions Group is ready to discuss your requirements and help select or develop the ideal block for your application. Visit cmco.com/engineeredsolutions for more information.

Available Models

Part No. Catalog No. Working Load Limit (tons) Sheave Diameter (in.) Wire Rope Diameter (in.) Bearing Weight (lb)
179434 402 12 10 3/4 - 7/8 BB 29
179498 402 12 10 3/4 - 7/8 RB 29
599604 L-160 12 5.75 5/8 - 3/4 BB 29
599613 L-160 12 5.75 5/8 - 3/4 RB 29
179238 402 12 6 3/4 - 7/8 BB 15
179283 402 12 6 3/4 - 7/8 RB 15
179318 402 12 8 3/4 - 7/8 BB 21
179363 402 12 8 3/4 - 7/8 RB 21
108406 406 15 10 3/4 - 7/8 BB 42
108407 406 15 10 3/4 - 7/8 RB 42
108311 406 15 8 3/4 - 7/8 BB 30
108312 406 15 8 3/4 - 7/8 RB 30
102016 404 2 3 5/16 - 3/8 BB 3
103603 407 20 10 1 - 1-1/8 BB 55
103621 407 20 10 1 - 1-1/8 RB 55
103685 407 20 12 1 - 1-1/8 BB 70
103701 407 20 12 1 - 1-1/8 RB 70
103765 407 20 14 1 - 1-1/8 BB 90
103783 407 20 14 1 - 1-1/8 RB 90
103523 407 20 8 1 - 1-1/8 BB 42
103541 407 20 8 1 - 1-1/8 RB 42
179167 401 25 10 1 - 1-1/4 BB 65
119652 407 25 18 1 - 1-1/4 BB 165
119653 407 25 18 1 - 1-1/4 RB 165
178151 401 25 8 1 - 1-1/4 BB 50
179178 401 30 12 1 - 1-1/4 BB 95
179187 401 30 14 1 - 1-1/4 BB 110
119669 407 30 20 1 - 1-1/4 BB 215
119678 407 30 20 1 - 1-1/4 RB 215
119687 407 30 24 1 - 1-1/4 BB 290
119696 407 30 24 1 - 1-1/4 RB 290
102025 404 4 4.5 3/8 - 1/2 BB 7
599846 L-170 5 4 3/8 - 1/2 ‡ BB 11
599855 L-170 5 4 3/8 - 1/2 ‡ RB 11
599542 L-160 6 5 3/8 - 1/2 BB 13
599551 L-160 6 5 3/8 - 1/2 RB 13
8027292 401 60 12 1 - 1-1/4 BB 95
102230 404 8 10 5/8 - 3/4 BB 29
102258 404 8 10 5/8 - 3/4 RB 29
102301 404 8 12 5/8 - 3/4 BB 36
102329 404 8 12 5/8 - 3/4 RB 36
102098 404 8 6 5/8 - 3/4 BB 15
102114 404 8 6 5/8 - 3/4 RB 15
102169 404 8 8 5/8 - 3/4 BB 21
102187 404 8 8 5/8 - 3/4 RB 21

Dimensions

Part No. Dimension A (in.) Dimension B (in.) Dimension C (in.) Dimension D (in.) Dimension E (in.) Dimension F (in.) Dimension G (in.) Dimension H (in.)
179434 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
179498 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
599604 9.97 6.00 4.19 1.72 1.00 5.22 1.85 1.75
599613 9.97 6.00 4.19 1.72 1.00 5.22 1.85 1.75
179238 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
179283 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
179318 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
179363 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
108406 14.94 10.12 5.13 2.35 1.25 7.50 1.94 2.38
108407 14.94 10.12 5.13 2.35 1.25 7.50 1.94 2.38
108311 13.19 8.12 5.13 2.35 1.25 6.75 2.13 2.38
108312 13.19 8.12 5.13 2.35 1.25 6.75 2.13 2.38
102016 4.87 3.00 2.64 1.04 0.50 2.62 0.87 0.75
103603 15.63 10.12 6.00 2.55 1.50 8.19 2.44 2.38
103621 15.63 10.12 6.00 2.55 1.50 8.19 2.44 2.38
103685 17.75 12.25 6.00 2.55 1.50 9.25 2.56 2.38
103701 17.75 12.25 6.00 2.55 1.50 9.25 2.56 2.38
103765 20.10 14.00 6.00 2.55 1.50 10.72 2.97 2.38
103783 20.10 14.00 6.00 2.55 1.50 10.72 2.97 2.38
103523 13.56 8.12 6.00 2.55 1.50 7.12 2.37 2.38
103541 13.56 8.12 6.00 2.55 1.50 7.12 2.37 2.38
179167 15.43 10.25 6.13 2.55 1.50 8.19 2.44 2.12
119652 24.62 18.25 7.12 3.05 1.75 13.00 3.13 2.5
119653 24.62 18.25 7.12 3.05 1.75 13.00 3.13 2.5
178151 13.49 8.25 6.13 2.55 1.50 7.12 2.37 2.25
179178 18.62 12.25 7.00 3.05 1.75 10.00 3.13 2.5
179187 20.88 14.25 7.00 3.05 1.75 11.25 3.38 2.5
119669 28.88 20.25 8.31 3.55 2.25 15.25 4.13 3.5
119678 28.88 20.25 8.31 3.55 2.25 15.25 4.13 3.5
119687 32.50 24.25 8.31 3.55 2.25 16.88 3.76 3.5
119696 32.50 24.25 8.31 3.55 2.25 16.88 3.76 3.5
102025 7.75 4.25 3.13 1.56 0.75 4.25 1.63 1.38
599846 8.38 4.50 2.94 1.57 0.85 4.69 2.25 1.44
599855 8.38 4.50 2.94 1.57 0.85 4.69 2.25 1.44
599542 8.25 5.12 3.69 1.53 0.75 4.25 1.38 1.44
599551 8.25 5.12 3.69 1.53 0.75 4.25 1.38 1.44
8027292 20.32 12.12 8.66 2.78 2.50 10.75 3.50 3.5
102230 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
102258 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
102301 16.81 12.12 4.19 1.80 1.00 9.00 2.50 1.75
102329 16.81 12.12 4.19 1.80 1.00 9.00 2.50 1.75
102098 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
102114 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
102169 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
102187 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
Crosby McKissick Single-Sheave Snatch Blocks – Tail Board
Crosby

Crosby McKissick Single-Sheave Snatch Blocks – Tail Board

Desde $0.00

4:1 Design Factor.

‡ Special Dual Groove Sheave also accepts 1-1/4" Manilla Rope.

*3.5:1 Design Factor.

Available Models

Part No. Catalog No. Working Load Limit (tons) Sheave Diameter (in.) Wire Rope Diameter (in.) Bearing Weight (lb)
179434 402 12 10 3/4 - 7/8 BB 29
179498 402 12 10 3/4 - 7/8 RB 29
599604 L-160 12 5.75 5/8 - 3/4 BB 29
599613 L-160 12 5.75 5/8 - 3/4 RB 29
179238 402 12 6 3/4 - 7/8 BB 15
179283 402 12 6 3/4 - 7/8 RB 15
179318 402 12 8 3/4 - 7/8 BB 21
179363 402 12 8 3/4 - 7/8 RB 21
108406 406 15 10 3/4 - 7/8 BB 42
108407 406 15 10 3/4 - 7/8 RB 42
108311 406 15 8 3/4 - 7/8 BB 30
108312 406 15 8 3/4 - 7/8 RB 30
102016 404 2 3 5/16 - 3/8 BB 3
103603 407 20 10 1 - 1-1/8 BB 55
103621 407 20 10 1 - 1-1/8 RB 55
103685 407 20 12 1 - 1-1/8 BB 70
103701 407 20 12 1 - 1-1/8 RB 70
103765 407 20 14 1 - 1-1/8 BB 90
103783 407 20 14 1 - 1-1/8 RB 90
103523 407 20 8 1 - 1-1/8 BB 42
103541 407 20 8 1 - 1-1/8 RB 42
179167 401 25 10 1 - 1-1/4 BB 65
119652 407 25 18 1 - 1-1/4 BB 165
119653 407 25 18 1 - 1-1/4 RB 165
178151 401 25 8 1 - 1-1/4 BB 50
179178 401 30 12 1 - 1-1/4 BB 95
179187 401 30 14 1 - 1-1/4 BB 110
119669 407 30 20 1 - 1-1/4 BB 215
119678 407 30 20 1 - 1-1/4 RB 215
119687 407 30 24 1 - 1-1/4 BB 290
119696 407 30 24 1 - 1-1/4 RB 290
102025 404 4 4.5 3/8 - 1/2 BB 7
599846 L-170 5 4 3/8 - 1/2 ‡ BB 11
599855 L-170 5 4 3/8 - 1/2 ‡ RB 11
599542 L-160 6 5 3/8 - 1/2 BB 13
599551 L-160 6 5 3/8 - 1/2 RB 13
8027292 401 60 12 1 - 1-1/4 BB 95
102230 404 8 10 5/8 - 3/4 BB 29
102258 404 8 10 5/8 - 3/4 RB 29
102301 404 8 12 5/8 - 3/4 BB 36
102329 404 8 12 5/8 - 3/4 RB 36
102098 404 8 6 5/8 - 3/4 BB 15
102114 404 8 6 5/8 - 3/4 RB 15
102169 404 8 8 5/8 - 3/4 BB 21
102187 404 8 8 5/8 - 3/4 RB 21

Dimensions

Part No. Dimension A (in.) Dimension B (in.) Dimension C (in.) Dimension D (in.) Dimension E (in.) Dimension F (in.) Dimension G (in.) Dimension H (in.)
179434 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
179498 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
599604 9.97 6.00 4.19 1.72 1.00 5.22 1.85 1.75
599613 9.97 6.00 4.19 1.72 1.00 5.22 1.85 1.75
179238 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
179283 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
179318 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
179363 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
108406 14.94 10.12 5.13 2.35 1.25 7.50 1.94 2.38
108407 14.94 10.12 5.13 2.35 1.25 7.50 1.94 2.38
108311 13.19 8.12 5.13 2.35 1.25 6.75 2.13 2.38
108312 13.19 8.12 5.13 2.35 1.25 6.75 2.13 2.38
102016 4.87 3.00 2.64 1.04 0.50 2.62 0.87 0.75
103603 15.63 10.12 6.00 2.55 1.50 8.19 2.44 2.38
103621 15.63 10.12 6.00 2.55 1.50 8.19 2.44 2.38
103685 17.75 12.25 6.00 2.55 1.50 9.25 2.56 2.38
103701 17.75 12.25 6.00 2.55 1.50 9.25 2.56 2.38
103765 20.10 14.00 6.00 2.55 1.50 10.72 2.97 2.38
103783 20.10 14.00 6.00 2.55 1.50 10.72 2.97 2.38
103523 13.56 8.12 6.00 2.55 1.50 7.12 2.37 2.38
103541 13.56 8.12 6.00 2.55 1.50 7.12 2.37 2.38
179167 15.43 10.25 6.13 2.55 1.50 8.19 2.44 2.12
119652 24.62 18.25 7.12 3.05 1.75 13.00 3.13 2.5
119653 24.62 18.25 7.12 3.05 1.75 13.00 3.13 2.5
178151 13.49 8.25 6.13 2.55 1.50 7.12 2.37 2.25
179178 18.62 12.25 7.00 3.05 1.75 10.00 3.13 2.5
179187 20.88 14.25 7.00 3.05 1.75 11.25 3.38 2.5
119669 28.88 20.25 8.31 3.55 2.25 15.25 4.13 3.5
119678 28.88 20.25 8.31 3.55 2.25 15.25 4.13 3.5
119687 32.50 24.25 8.31 3.55 2.25 16.88 3.76 3.5
119696 32.50 24.25 8.31 3.55 2.25 16.88 3.76 3.5
102025 7.75 4.25 3.13 1.56 0.75 4.25 1.63 1.38
599846 8.38 4.50 2.94 1.57 0.85 4.69 2.25 1.44
599855 8.38 4.50 2.94 1.57 0.85 4.69 2.25 1.44
599542 8.25 5.12 3.69 1.53 0.75 4.25 1.38 1.44
599551 8.25 5.12 3.69 1.53 0.75 4.25 1.38 1.44
8027292 20.32 12.12 8.66 2.78 2.50 10.75 3.50 3.5
102230 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
102258 14.00 10.12 4.19 1.80 1.00 7.19 1.69 1.75
102301 16.81 12.12 4.19 1.80 1.00 9.00 2.50 1.75
102329 16.81 12.12 4.19 1.80 1.00 9.00 2.50 1.75
102098 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
102114 9.87 6.00 4.19 1.80 1.00 5.12 1.62 1.75
102169 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75
102187 11.93 8.12 4.19 1.80 1.00 6.12 1.62 1.75

Working Load Limit (tons)

  • 12
  • 15
  • 2
  • 20
  • 25
  • 30
  • 4
  • 5
  • 6
  • 60
  • 8

Sheave Diameter (in.)

  • 10
  • 5.75
  • 6
  • 8
  • 3
  • 12
  • 14
  • 18
  • 20
  • 24
  • 4.5
  • 4
  • 5

Bearing

  • BB
  • RB
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