LIFTINGSAFETY
  1. Home/
  2. Lifting Equipment/
  3. Rigging Gear; Riggers Lifting Equipment/
  4. Crosby Lifting Equipment & Rigging Catalogue/
  5. Crosby McKissick and Lebus Pulley / Crane Blocks/
  6. Crosby McKissick Oilfilled Blocks/
  7. Crosby McKissick '731' & '732' Oilfield Crown Blocks, WLL Range from 13,500kg to 170 tonne
Crosby McKissick '731' & '732' Oilfield Crown Blocks, WLL Range from 13,500kg to 170 tonne

Crosby McKissick '731' & '732' Oilfield Crown Blocks, WLL Range from 13,500kg to 170 tonne

Oilfield Servicing, Crown Blocks.

Model: 

McKissick 731, 732 / OCB-2535

Crosby McKissick '731' & '732' Oilfield Crown Blocks, WLL Range from 13,500kg to 170 tonne

McKissick 731 McKissick 731 McKissick 732
  • McKissick Roll-Forged sheaves with flame hardened grooves.
  • Double row pre-adjusted sealed tapered bearings mounted on a steel shaft.
  • Heavy center and side plates for proper support of center pin.
  • Pre-assembled units for rapid attachment to crown assembly for installation on derrick.
  • On multiple sheave assemblies, one sheave can be grooved for sand line on request.
  • Other sizes available upon request.
  • Sheaves manufactured to API-8C specifications.
Mckissick 731Mckissick 731 Mckissick 732
731 732

Imperial Specifications

Sheave Diameter
(in.)		 Block No. Crown Block Stock No. No. of Sheaves Working Load Limit
(Tons)		 Standard Wire Rope Size
(in.)*		 Weight Each
(lbs.)
24 241 351158 1 15 7/8 200
24 242 351167 2 30 7/8 278
24 243 351176 3 45 7/8 375
24 731 351185 1 35 1 200
24 732 351194 2 75 1 350
24 733 351201 3 100 1 525
24 734 351210 4 125 1 720
30 741 351229 1 40 1-1/8 325
30 742 351238 2 80 1-1/8 560
30 743 351247 3 110 1-1/8 800
30 744 351256 4 140 1-1/8 982
30 745 351265 5 170 1-1/8 1163

Metric Specifications

Sheave Diameter (mm) Block No. Crown Block Stock No. No. of Sheaves Working Load Limit (t) Standard Wire Rope Size (mm)* Weight Each (kg)
610 241 351158 1 13.5 22 91
610 242 351167 2 27 22 126
610 243 351176 3 40.5 22 170
610 731 351185 1 31.5 25 91
610 732 351194 2 67.5 25 159
610 733 351201 3 90 25 238
610 734 351210 4 113 25 327
762 741 351229 1 36 28 147
762 742 351238 2 72 28 254
762 743 351247 3 99 28 363
762 744 351256 4 126 28 445
762 745 351265 5 153 28 528

*May be furnished in other wire rope sizes.

Part N° Sheave Diameter (mm) Block No. No. of Sheaves Working Load Limit (t) Standard Wire Rope Size (mm)* Weight Each (kg) Unit Price Quantity
2535-T17758
351158 		610 241 1 13.5 22 91 Quote Required
2535-T17759
351167 		610 242 2 27 22 126 Quote Required
2535-T17760
351176 		610 243 3 40.5 22 170 Quote Required
2535-T17761
351185 		610 731 1 31.5 25 91 Quote Required
2535-T17762
351194 		610 732 2 67.5 25 159 Quote Required
2535-T17763
351201 		610 733 3 90 25 238 Quote Required
2535-T17764
351210 		610 734 4 113 25 327 Quote Required
2535-T17765
351229 		762 741 1 36 28 147 Quote Required
2535-T17766
351238 		762 742 2 72 28 254 Quote Required
2535-T17767
351247 		762 743 3 99 28 363 Quote Required
2535-T17768
351256 		762 744 4 126 28 445 Quote Required
2535-T17769
351265 		762 745 5 153 28 528 Quote Required
   
Description

+
  • McKissick Roll-Forged sheaves with flame hardened grooves.
  • Double row pre-adjusted sealed tapered bearings mounted on a steel shaft.
  • Heavy center and side plates for proper support of center pin.
  • Pre-assembled units for rapid attachment to crown assembly for installation on derrick.
  • On multiple sheave assemblies, one sheave can be grooved for sand line on request.
  • Other sizes available upon request.
  • Sheaves manufactured to API-8C specifications.
Mckissick 731Mckissick 731 Mckissick 732
731 732

Imperial Specifications

Sheave Diameter
(in.)		 Block No. Crown Block Stock No. No. of Sheaves Working Load Limit
(Tons)		 Standard Wire Rope Size
(in.)*		 Weight Each
(lbs.)
24 241 351158 1 15 7/8 200
24 242 351167 2 30 7/8 278
24 243 351176 3 45 7/8 375
24 731 351185 1 35 1 200
24 732 351194 2 75 1 350
24 733 351201 3 100 1 525
24 734 351210 4 125 1 720
30 741 351229 1 40 1-1/8 325
30 742 351238 2 80 1-1/8 560
30 743 351247 3 110 1-1/8 800
30 744 351256 4 140 1-1/8 982
30 745 351265 5 170 1-1/8 1163

Metric Specifications

Sheave Diameter (mm) Block No. Crown Block Stock No. No. of Sheaves Working Load Limit (t) Standard Wire Rope Size (mm)* Weight Each (kg)
610 241 351158 1 13.5 22 91
610 242 351167 2 27 22 126
610 243 351176 3 40.5 22 170
610 731 351185 1 31.5 25 91
610 732 351194 2 67.5 25 159
610 733 351201 3 90 25 238
610 734 351210 4 113 25 327
762 741 351229 1 36 28 147
762 742 351238 2 72 28 254
762 743 351247 3 99 28 363
762 744 351256 4 126 28 445
762 745 351265 5 153 28 528

*May be furnished in other wire rope sizes.

Crosby General Info

+
Snatch Block Information

+
Downloads

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

Product Warnings

(approx. 0.5Mb) crosby-catalogue-page-335.pdf

Crosby catalogue page 335

(approx. 0.2Mb)
Pricing

+

Products of Possible Interest

Light Champion Snatch Blocks.
Crosby McKissick '418', '419' & '404' Light Champion Pulley Snatch Blocks, Hook, Shackle or Tail Board Options, WLL Range from 2000kg to 15,000kg
Oilfield Servicing, Tubing Blocks.
Crosby Mckissick '70 Series' & '80 Series' Oilfield Tubing Blocks, WLL Range from 50,000kg to 150 tonne
Heavy Duty Utility Snatch Blocks.
Crosby 'C720' Heavy Duty Pulley Sheave Snatch Block with Hook, WLL 6300kg
Champion Snatch Blocks.
Crosby McKissick '420', '421' & '406' Champion Snatch Blocks, Hook, Shackle or Tail Board Options, WLL optio of 12,000kg or 15,000kg
Scrap Handling Blocks.
Crosby McKissick '381SY' Scrap Handling Crane Pulley Sheave Blocks, Single Sheave Only, WLL Range from 15,000kg to 40,000kg
Lebus Heavy Duty Snatch Blocks.
Crosby 'L160' Lebus Pulley Sheave Snatch Blocks, Hook, Shackle or Tail Board Options, WLL Range from 6000kg to 12,000kg
Contact Us About This Product

LiftingSafety uses cookies to improve your user experience,
To accept this, please click the 'accept' button below.

Find out more