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Crosby 'P303B' Steel Shell Manila Rope Pulley Block, Optional No. of Sheaves (1-3), WLL Range from 500kg to 3180kg

Crosby 'P303B' Steel Shell Manila Rope Pulley Block, Optional No. of Sheaves (1-3), WLL Range from 500kg to 3180kg

Western Steel Shell Blocks for Manila Blocks.

Model:

Western P-303-B / SSMB-2540

Manilla block with Laser cut side plates. Uses grade 5 bolts secured with lock washers and staked nuts. Bronze bushed sheaves with larger bearing diameter ensure an extended block life. New style hanger for fitting attachment.

Imperial Table

Block Size (in.)	Fitting	Single Sheave	Double Sheave	Triple Sheave
Block Size (in.)	Fitting	301 B* Stock No.	302 B* Stock No.	303 B* Stock No.
4	HS (Latch Hook)	680971	681373	681774
6	HS (Latch Hook)	680999	681391	681792
8	HS (Latch Hook)	681015	681417	681818
4	N (Swivel Hook Latch)	682639	683031	683433
6	N (Swivel Hook Latch)	682675	683077	683479
8	N (Swivel Hook Latch)	682719	683111	683512
4	P (Screw Pin Anchor)	691031	692637	694234
6	P (Screw Pin Anchor)	691077	692673	694270
8	P (Screw Pin Anchor)	691111	692717	694314

Metric Table

Block Size (in.)	Fitting	Single Sheave 301 B* Stock No.	Double Sheave 302 B* Stock No.	Triple Sheave 303 B* Stock No.
4	HS (Latch Hook)	680971	681373	681774
6	HS (Latch Hook)	680999	681391	681792
8	HS (Latch Hook)	681015	681417	681818
4	N (Swivel Hook Latch)	682639	683031	683433
6	N (Swivel Hook Latch)	682675	683077	683479
8	N (Swivel Hook Latch)	682 719 -	683111	-
6	P (Screw Pin Anchor)	691 077 -	692673	694270
8	P (Screw Pin Anchor)	691111	692717	694314

*Bearing Code: B - Self Lubricating Bronze Bushed

Imperial Specifications

Block Size (in.)	Sheave Size (in.)		Manila Rope Size (in.)	Working Load Limit (lbs.)*			Weight Each (lbs.)
Block Size (in.)	Outside Dia.	Rim Thickness	Manila Rope Size (in.)	Single	Double	Triple	Single	Double	Triple
4	2.25	.63	1/2	1100	1600	2200	2.25	3.75	5.00
6	3.50	1.00	3/4	2000	3300	4000	5.50	9.25	12.50
8	4.75	1.13	1	3300	5100	7000	10.00	16.50	22.00

Metric Specifications

Block Size (in.)	Sheave Size (mm)		Manila Rope Size (mm)	Working Load Limit (t)*			Weight Each (kg.)
	Outside Dia.	Rim Thickness
	Outside Dia.	Rim Thickness		Single	Double	Triple	Single	Double	Triple
4	57.2	16.0	13	.50	.73	1.00	1.02	1.70	2.27
6	89.0	25.4	19	.91	1.50	1.81	2.49	4.20	5.67
8	121	28.7	26	1.50	2.31	3.18	4.54	7.48	9.98

*Ultimate Load is 3.5 times the Working Load Limit.

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

Product Warnings

(approx. 0.5Mb)

Crosby catalogue page 354.pdf

(approx. 0.2Mb)

Model

Part N°	Block Start	Fitting	Unit Price
2540-T1455 680971	4	HS	Quote Required
2540-T1456 680999	6	HS	Quote Required
2540-T1457 681015	8	HS	Quote Required
2540-T1458 682639	4	N	Quote Required
2540-T1459 682675	6	N	Quote Required
2540-T1460 682719	8	N	Quote Required
2540-T1461 691031	4	P	Quote Required
2540-T1462 691077	6	P	Quote Required
2540-T1463 691111	8	P	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

Imperial Table

Block Size (in.)	Fitting	Single Sheave	Double Sheave	Triple Sheave
Block Size (in.)	Fitting	301 B* Stock No.	302 B* Stock No.	303 B* Stock No.
4	HS (Latch Hook)	680971	681373	681774
6	HS (Latch Hook)	680999	681391	681792
8	HS (Latch Hook)	681015	681417	681818
4	N (Swivel Hook Latch)	682639	683031	683433
6	N (Swivel Hook Latch)	682675	683077	683479
8	N (Swivel Hook Latch)	682719	683111	683512
4	P (Screw Pin Anchor)	691031	692637	694234
6	P (Screw Pin Anchor)	691077	692673	694270
8	P (Screw Pin Anchor)	691111	692717	694314

Metric Table

Block Size (in.)	Fitting	Single Sheave 301 B* Stock No.	Double Sheave 302 B* Stock No.	Triple Sheave 303 B* Stock No.
4	HS (Latch Hook)	680971	681373	681774
6	HS (Latch Hook)	680999	681391	681792
8	HS (Latch Hook)	681015	681417	681818
4	N (Swivel Hook Latch)	682639	683031	683433
6	N (Swivel Hook Latch)	682675	683077	683479
8	N (Swivel Hook Latch)	682 719 -	683111	-
6	P (Screw Pin Anchor)	691 077 -	692673	694270
8	P (Screw Pin Anchor)	691111	692717	694314

*Bearing Code: B - Self Lubricating Bronze Bushed

Imperial Specifications

Block Size (in.)	Sheave Size (in.)		Manila Rope Size (in.)	Working Load Limit (lbs.)*			Weight Each (lbs.)
Block Size (in.)	Outside Dia.	Rim Thickness	Manila Rope Size (in.)	Single	Double	Triple	Single	Double	Triple
4	2.25	.63	1/2	1100	1600	2200	2.25	3.75	5.00
6	3.50	1.00	3/4	2000	3300	4000	5.50	9.25	12.50
8	4.75	1.13	1	3300	5100	7000	10.00	16.50	22.00

Metric Specifications

Block Size (in.)	Sheave Size (mm)		Manila Rope Size (mm)	Working Load Limit (t)*			Weight Each (kg.)
	Outside Dia.	Rim Thickness
	Outside Dia.	Rim Thickness		Single	Double	Triple	Single	Double	Triple
4	57.2	16.0	13	.50	.73	1.00	1.02	1.70	2.27
6	89.0	25.4	19	.91	1.50	1.81	2.49	4.20	5.67
8	121	28.7	26	1.50	2.31	3.18	4.54	7.48	9.98

*Ultimate Load is 3.5 times the Working Load Limit.

Product Warnings

(approx. 0.5Mb)

Crosby catalogue page 354.pdf

(approx. 0.2Mb)

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Lifting Equipment

Height Safety Equipment

Crosby 'P303B' Steel Shell Manila Rope Pulley Block, Optional No. of Sheaves (1-3), WLL Range from 500kg to 3180kg

Western Steel Shell Blocks for Manila Blocks.

Imperial Table

Metric Table

Imperial Specifications

Metric Specifications

More information about shopping on LiftingSafety

Quotation Help

Imperial Table

Metric Table

Imperial Specifications

Metric Specifications

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Contact Us About This Product

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