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

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
Block Size (in.)	Fitting#	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.)
Block Size (in.)	Outside Dia.	Rim Thickness	Center Pin Dia.	Manila Rope Size(in.)	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.)
Block Size	Outside Dia.	Rim Thickness	Center Pin Dia.	Manila Rope Size (mm)	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-catalogue-page-number-342-349.pdf

Product Warnings

(approx. 0.5Mb)

Crosby catalogue page 354

(approx. 0.2Mb)

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Model

Part N°	Block Size(in.)	Fitting	Guide Price (Ex. VAT)
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
		More information about shopping on LiftingSafety Quotation Help Please choose the correct configuration of your desired product, then once complete - press on the 'Request Quote' button, this item will then be added to your basket (). To view your basket, simply click on the basket icon at the top of the page

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
Block Size (in.)	Fitting#	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.)
Block Size (in.)	Outside Dia.	Rim Thickness	Center Pin Dia.	Manila Rope Size(in.)	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.)
Block Size	Outside Dia.	Rim Thickness	Center Pin Dia.	Manila Rope Size (mm)	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.

Product Warnings

(approx. 0.5Mb)

Crosby catalogue page 354

(approx. 0.2Mb)

Contact Us About This Product

If you wish to receive a quote for this product, please use the tab, this form is for general enquiries regarding this product only.

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

Full Name: *

Email Address: *

Telephone:

Country:

Subject: *

Message: *

Attachment: - Optional
(jpg,gif,png,webp,pdf,doc,xls)

Did you know?

You can also request a quote through the pricing tab!

You can easily add more than one item to the Quote Request. This is highly recommended as we will be able to suit your needs much more efficiently.

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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.

Block Types

Imperial Specifications

Metric Specifications

Contact Us About This Product

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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.

Block Types

Imperial Specifications

Metric Specifications

Contact Us About This Product

Share this page!

More information about shopping on LiftingSafety

Quotation Help

Block Types

Imperial Specifications

Metric Specifications

Contact Us About This Product

Share this page!

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