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  7. Crosby 'HS21B', 'HS22B' & 'HS23B' Regular Wood Manila Pulley Blocks, Optional No. of Sheaves (1-3), WLL Range from 450kg to 2180kg
Crosby 'HS21B', 'HS22B' & 'HS23B' Regular Wood Manila Pulley Blocks, Optional No. of Sheaves (1-3), WLL Range from 450kg to 2180kg

Crosby 'HS21B', 'HS22B' & 'HS23B' Regular Wood Manila Pulley Blocks, Optional No. of Sheaves (1-3), WLL Range from 450kg to 2180kg

Western Regular Wood Blocks for Manila Rope.

Model: 

Western HS-21-B, HS-22-B & HS-23 / RWMB-2539

Crosby 'HS21B', 'HS22B' & 'HS23B' Regular Wood Manila Pulley Blocks, Optional No. of Sheaves (1-3), WLL Range from 450kg to 2180kg

Western Hs21b Regular Wood Blocks For Manila Rope
More from:
Crosby
  • Laser cut side plates.
  • Grade 5 bolts secured with lock washers and staked nuts.
  • Bronze bushed sheaves with larger bearing diameter for extended block life.
  • Beckets furnished on all blocks.
  • Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements.  Importantly, these blocks meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26

Block Types

Block Size
(in.)		 Fitting# Single Sheave Double Sheave Triple Sheave
HS-21 B
Stock No.		 HS-22 B
Stock No.		 HS-23 B
Stock No.
4 HS 603831 604634 605438
5 HS 603859 604652 605456
6 HS 603877 604670 605474
8 HS 603911 604714 605517
4 N 606437 606838 607230
5 N 606455 606856 607258
6 N 606473 606874 607276
8 N 606516 606918 607310
4  S 610039 611635 613232
5  S 610057 611653 613250
6  S 610075 611671 613278
8  S 610119 611715 613312

#Fitting Type: HS-Latch Hook; N-Swivel Hook with Latch; S- Round Pin Anchor Shackle

Imperial Specifications

Block Size (in.) Sheave Dimensions (in.) Manila Rope Size(in.) Working Load Limit (lbs.)* Weight Each (lbs.)
Outside
Dia.		 Rim
Thickness		 Center
Pin Dia.		 21
Single		 22
Double		 23
Triple		 21
Single		 22
Double		 23
Triple
4 2.25 .63 .38 1/2 1000 1400 1800 1.75 3.00 4.00
5 3.00 .75 .38 5/8 1200 1800 2400 3.25 5.60 6.50
6 3.50 1.00 .50 3/4 1800 2500 3200 5.00 8.50 11.50
8 4.75 1.13 .63 7/8 - 1 2800 3800 4800 9.00 14.00 21.50

Metric Specifications

Block Size Sheave Dimensions (mm)    Manila Rope Size (mm)   Working Load Limit (t)*    Weight Each (kg.)
Outside Dia. Rim Thickness Center Pin Dia. 21
Single		 22
Double		 23
Triple		 21
Single		 22
Double		 23
Triple
4 57.0 16.0 9.65 13 0.45 0.64 0.82 0.79 1.36 1.81
5 76.0 19.1 9.65 16 0.54 0.82 1.09 1.47 2.54 2.95
6 89 25.4 12.7 19 0.82 1.13 1.45 2.27 3.86 5.22
8 121 28.7 16.0 22-26 1.27 1.72 2.18 5.9 6.35 9.75

*Ultimate Load is 4 times the Working Load Limit.

Part N° Block Size(in.) Fitting Guide Price (Ex. VAT) Quantity
2539-T1223
603831 		4 HS Quote Required
2539-T1224
603859 		5 HS Quote Required
2539-T1225
603877 		6 HS Quote Required
2539-T1226
603911 		8 HS Quote Required
2539-T1227
606437 		4 N Quote Required
2539-T1228
606455 		5 N Quote Required
2539-T1229
606473 		6 N Quote Required
2539-T1230
606516 		8 N Quote Required
2539-T1231
610039 		4 Quote Required
2539-T1232
610057 		5 Quote Required
2539-T1233
610075 		6 Quote Required
2539-T1234
610119 		8 Quote Required
Description

  • Laser cut side plates.
  • Grade 5 bolts secured with lock washers and staked nuts.
  • Bronze bushed sheaves with larger bearing diameter for extended block life.
  • Beckets furnished on all blocks.
  • Meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements.  Importantly, these blocks meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26

Block Types

Block Size
(in.)		 Fitting# Single Sheave Double Sheave Triple Sheave
HS-21 B
Stock No.		 HS-22 B
Stock No.		 HS-23 B
Stock No.
4 HS 603831 604634 605438
5 HS 603859 604652 605456
6 HS 603877 604670 605474
8 HS 603911 604714 605517
4 N 606437 606838 607230
5 N 606455 606856 607258
6 N 606473 606874 607276
8 N 606516 606918 607310
4  S 610039 611635 613232
5  S 610057 611653 613250
6  S 610075 611671 613278
8  S 610119 611715 613312

#Fitting Type: HS-Latch Hook; N-Swivel Hook with Latch; S- Round Pin Anchor Shackle

Imperial Specifications

Block Size (in.) Sheave Dimensions (in.) Manila Rope Size(in.) Working Load Limit (lbs.)* Weight Each (lbs.)
Outside
Dia.		 Rim
Thickness		 Center
Pin Dia.		 21
Single		 22
Double		 23
Triple		 21
Single		 22
Double		 23
Triple
4 2.25 .63 .38 1/2 1000 1400 1800 1.75 3.00 4.00
5 3.00 .75 .38 5/8 1200 1800 2400 3.25 5.60 6.50
6 3.50 1.00 .50 3/4 1800 2500 3200 5.00 8.50 11.50
8 4.75 1.13 .63 7/8 - 1 2800 3800 4800 9.00 14.00 21.50

Metric Specifications

Block Size Sheave Dimensions (mm)    Manila Rope Size (mm)   Working Load Limit (t)*    Weight Each (kg.)
Outside Dia. Rim Thickness Center Pin Dia. 21
Single		 22
Double		 23
Triple		 21
Single		 22
Double		 23
Triple
4 57.0 16.0 9.65 13 0.45 0.64 0.82 0.79 1.36 1.81
5 76.0 19.1 9.65 16 0.54 0.82 1.09 1.47 2.54 2.95
6 89 25.4 12.7 19 0.82 1.13 1.45 2.27 3.86 5.22
8 121 28.7 16.0 22-26 1.27 1.72 2.18 5.9 6.35 9.75

*Ultimate Load is 4 times the Working Load Limit.

Crosby General Info

Downloads

Crosby-catalogue-page-number-342-349.pdf

Product Warnings

(approx. 0.5Mb) crosby-catalogue-page-354.pdf

Crosby catalogue page 354

(approx. 0.2Mb)
Pricing (Buy/Quote)

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