Heavy-duty industrial pulley block with double sheaves and a red safety latch for lifting and rigging applications.

Crosby P-301B Single Sheave Steel Shell Blocks for Manila Rope

SKU: GRRR170 Category: Blocks

Product details

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.
New style hanger for fitting attachment.

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P-301B Single Sheave Steel Shell Blocks for Manila Rope

Block Size (in)	Sheave Diameter	Manila Rope Size (in)	Working Load Limit (lb)			Weight Each (lb)
			Single	Double	Triple	Single	Double	Triple
									4	2.25	1/2	1100	1100	1100	2.25	2.25	2.25
									6	3.50	3/4	2000	2000	2000	5.50	5.50	5.50
									8	4.75	1	3300	3300	3300	10.00	10.00	10.00

Block Size (in)	Sheave Diameter	Manila Rope Size (mm)	Working Load Limit (kg)			Weight Each (kg)
			Single	Double	Triple	Single	Double	Triple
									4	57.2	13	.50	.50	.50	1.02	1.02	1.02
									6	89.0	19	.91	.91	.91	2.49	2.49	2.49
									8	121	26	1.50	1.50	1.50	4.54	4.54	4.54

*Bearing Code: B- Self Lubricating Bronse Bushed. Fitting Type: HS- Latch Hook; N- Swivel Hook with Latch; P- Screw Pin Anchor Shackle

3.5:1 Design Factor.

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