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- Crosby Western and Marine Pulley Sheave Blocks/
- Crosby Regular Wire Rope Sheave Pulley Block with optional Shackle or Hook, WLL Range from 910kg to 6350kg
Crosby Regular Wire Rope Sheave Pulley Block with optional Shackle or Hook, WLL Range from 910kg to 6350kg
Western Diamond & Oval Pattern Regular Wire Rope Blocks.
Model:
T-641-B T-642-B / RWRB-2546
- Laser cut painted side plates (can be furnished galvanized upon request).
- Grade 5 bolts secured with lock washers and staked nuts.
- All sizes feature bronze bushed steel sheaves with larger bearing diameter for extended block life.
- New style hanger for fitting attachment.
- Available with hanger only (no fitting).
- 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.
- Fitting Type: T - Hook with Latch; S - Round Pin Shackle; J - Oblong Eye; E - Swivel Shackle Ey
Diamon & Oval Wire Rope Block Types
Block Size (in.) | Fitting | Diamond Pattern with Bronze Bushed Steel Sheaves | Oval Pattern with Bronze Bushed Steel Sheaves | ||
641-B Single |
642-B Double |
661-B Single |
662-B Double |
||
4 | T | 781586 | 782193 | 791183 | 791593 |
6 | T | 781611 | 782219 | 791218 | 791619 |
8 | T | 781639 | 782237 | 791236 | 791637 |
10 | T | 781657 | 782255 | 791254 | 791655 |
4 | S | 785886 | 786199 | 795884 | 796197 |
6 | S | 785902 | 786206 | 795900 | 796204 |
8 | S | 785920 | 786224 | 795928 | 796222 |
10 | S | 785948 | 786242 | 795946 | 796240 |
6 | J | 782102 | 782503 | 791502 | 791904 |
8 | J | 782120 | 782521 | 791520 | 791922 |
10 | J | 782148 | 782549 | 791548 | 791940 |
6 | E | 782004 | 782406 | 791307 | 791708 |
8 | E | 782022 | 782424 | 791325 | 791726 |
10 | E | 782040 | 782442 | 791343 | 791744 |
Metric Specifications
Block Size (in.) | Sheave Size (mm) | Wire Rope Size (mm) | Working Load Limit (t)* | Weight Each (kg) | |||
Outside Diam. | Rim Thickness | 641 661 Single |
642 662 Double |
641 661 Single |
642 662 Double |
||
4 | 102 | 19.1 | 10 | 0.91 | 1.82 | 3.6 | 5 |
6 | 152 | 25.4 | 10 | 2.72 | 3.63 | 6.8 | 9.5 |
8 | 203 | 31.8 | 16 | 3.63 | 5.44 | 12.7 | 18.6 |
10 | 254 | 31.8 | 16 | 3.63 | 6.35 | 17.2 | 27.2 |
*Ultimate Load is 4 times the Working Load Limit
- Laser cut painted side plates (can be furnished galvanized upon request).
- Grade 5 bolts secured with lock washers and staked nuts.
- All sizes feature bronze bushed steel sheaves with larger bearing diameter for extended block life.
- New style hanger for fitting attachment.
- Available with hanger only (no fitting).
- 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.
- Fitting Type: T - Hook with Latch; S - Round Pin Shackle; J - Oblong Eye; E - Swivel Shackle Ey
Diamon & Oval Wire Rope Block Types
Block Size (in.) | Fitting | Diamond Pattern with Bronze Bushed Steel Sheaves | Oval Pattern with Bronze Bushed Steel Sheaves | ||
641-B Single |
642-B Double |
661-B Single |
662-B Double |
||
4 | T | 781586 | 782193 | 791183 | 791593 |
6 | T | 781611 | 782219 | 791218 | 791619 |
8 | T | 781639 | 782237 | 791236 | 791637 |
10 | T | 781657 | 782255 | 791254 | 791655 |
4 | S | 785886 | 786199 | 795884 | 796197 |
6 | S | 785902 | 786206 | 795900 | 796204 |
8 | S | 785920 | 786224 | 795928 | 796222 |
10 | S | 785948 | 786242 | 795946 | 796240 |
6 | J | 782102 | 782503 | 791502 | 791904 |
8 | J | 782120 | 782521 | 791520 | 791922 |
10 | J | 782148 | 782549 | 791548 | 791940 |
6 | E | 782004 | 782406 | 791307 | 791708 |
8 | E | 782022 | 782424 | 791325 | 791726 |
10 | E | 782040 | 782442 | 791343 | 791744 |
Metric Specifications
Block Size (in.) | Sheave Size (mm) | Wire Rope Size (mm) | Working Load Limit (t)* | Weight Each (kg) | |||
Outside Diam. | Rim Thickness | 641 661 Single |
642 662 Double |
641 661 Single |
642 662 Double |
||
4 | 102 | 19.1 | 10 | 0.91 | 1.82 | 3.6 | 5 |
6 | 152 | 25.4 | 10 | 2.72 | 3.63 | 6.8 | 9.5 |
8 | 203 | 31.8 | 16 | 3.63 | 5.44 | 12.7 | 18.6 |
10 | 254 | 31.8 | 16 | 3.63 | 6.35 | 17.2 | 27.2 |
*Ultimate Load is 4 times the Working Load Limit
Products of Possible Interest
Crosby 'S252' Bolt Type Sling Shackle, WLL Range from 3250kg - 50,000kg
Crosby McKissick '408' & '409' Double Sheave Light Champion Snatch Block. Optional Hook or Shackle Suspension, WLL Range from 4000kg to 12,000kg
Crosby 'L322' Swivel Safety Sling Hooks, WLL Range from 750kg to 31,500kg
Crosby 'M279' & 'S279' Shoulder Eye Machinery Eye Bolts, Metric and Imperial Thread options, WLL Range from 200kg to 8500kg
Crosby 'AS11' Thimble and Jaw Swivel, WLL Range from 8500kg to 15 ton
Crosby 'S282' Web / Chain Connector, WLL Range from 2950kg to 5670kg
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Regarding: Crosby Regular Wire Rope Sheave Pulley Block with optional Shackle or Hook, WLL Range from 910kg to 6350kg
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You can easily add more than one item to the Quote Request. This is highly recommend as we will be able to suit your needs much more efficiently.
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