Lifting Equipment Suppliers UK : Industrial Lifting Equipment, Manual Handling Products & Lifting Gear - Crosby "P303B" Steel Shell Manila Rope Pulley Block. Options with 1, 2 or 3 sheave - Range from 500kg to 3180kg

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Home » Lifting Equipment Shop » Rigging Gear; Riggers Lifting Equipment » Crosby Lifting Equipment & Rigging Catalogue » Crosby Western and Marine Pulley Sheave Blocks » Crosby "P303B" Steel Shell Manila Rope Pulley Block. Options with 1, 2 or 3 sheave - Range from 500kg to 3180kg

Crosby "P303B" Steel Shell Manila Rope Pulley Block. Options with 1, 2 or 3 sheave - Range from 500kg to 3180kg

Model: Western P-303-B / SSMB-2540

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Western Steel Shell Blocks for Manila Blocks.


P303B Triple Sheave Pulley Block	P303B Double Sheave Pulley Block	P303B Single Sheave Pulley Block

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 Table

Block Size (in.)	Sheave Size (in.)		Manila Rope Size (in.)	Working Load Limit (lbs.)*			Weight Each (lbs.)
Block Size (in.)	Outside Diam.	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 Table

Block Size (in.)	Sheave Size (mm)		Manila Rope Size (mm)	Working Load Limit (t)*			Weight Each (kg.)
	Outside Diam.	Rim Thickness		Working Load Limit (t)*			Weight Each (kg.)
	Outside Diam.	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

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Crosby catalogue page 354.pdf

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P303B Single Sheave Pulley Block	P303B Double Sheave Pulley Block	P303B Triple Sheave Pulley Block

Model

Part N°	Block Start	Fitting	Sale Price	Quantity	In-Stock
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
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NOTE: Pricing and specifications may be subject to change without notice. Prices shown may be UK only prices and therefore export pricing may vary dependant on location.
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