Dynaflex LCR Specifications and Dimensions, Standard Bore Static HP at, Coupling Part Diameters

DYNAFLEX ELASTOMERIC FLEXIBLE COUPLINGS Page 92 of 124

Dynaflex Shear-Type Couplings

Table 1 – Specifications and Dimensions

	Standard Bore								Static
							HP at	Torque	Torsional	Set
Coupling Part	Diameters		C	D Ref.	E Ref.	F
							1750 rpm	Rating	Stiffness	Screw
Number			(in)	(in)	(in)	(in)
	A (in)	B (in)					Ref.	(lb-in)	(lb-in/deg)	Size
									±20%
SK-1947-6	0.125	0.125
SK-1947	0.187	0.187	0.44	0.56	0.36	0.81	1/50	0.8	0.053	5/40
SK-1947-19	0.187	0.250
SK-1947-29	0.250	0.250
J-1211-1-2	0.187	0.187	0.63	0.81	0.56	1.38	1/16	2.50	0.17	10/24
J-1211-1-1	0.250	0.250
J-1211-2-2	0.250	0.250
J-1211-2-11	0.250	0.312
J-1211-2-6	0.250	0.375	0.75	1.00	0.72	1.75	1/8	5	0.33	10/24
J-1211-2-3	0.312	0.312
J-1211-2-12	0.312	0.375
J-1211-2-1	0.375	0.375
J-1211-3-4	0.312	0.312
J-1211-3-14	0.312	0.375
J-1211-3-12	0.312	0.500	0.88	1.25	0.88	2.13	1/4	10	0.66	1/4-20
J-1211-3-2	0.375	0.375
J-1211-3-8	0.375	0.500
J-1211-3-1	0.500	0.500
J-1211-4-2	0.375	0.375
J-1211-4-35	0.375	0.500
J-1211-4-11	0.375	0.625	1.00	1.38	0.91	2.25	1/3	13	0.87	1/4-20
J 1211-4-14	0.500	0.500
J-1211-4-4	0.500	0.625
J-1211-4-1	0.625	0.625
J-1211-5-3	0.500	0.500
J-1211-5-4	0.500	0.750	1.13	1.63	1.00	2.50	1/2	20	1.33	1/4-20
J-1211-5-2	0.625	0.625
J-1211-5-1	0.750	0.750
J-1211-6-12	0.500	0.500
J-1211-6-18	0.625	0.625	1.38	1.81	1.05	2.69	3/4	30	2.00	5/16-18
J-1211-6-14	0.625	0.750
J-1211-7-16	0.500	0.750
J-1211-7-9	0.625	0.625	1.50	2.00	1.11	2.88	1	40	2.66	5/16-18
J-1211-7-3	1.00	1.00
Notes: Maximum recommended misalignment - 1/32 inch parallel, 2° angular.					Standard Construction: Hubs - steel; Bores - as listed; Set Screws - one per hub furnished but
Intrusion should not exceed “E” bore length dimensions.					not installed; Flexing Element - neoprene.

A part’s listing in this catalog does not guarantee its availability.
To download/print the most current catalog, go to www.lordfulfi llment.com/upload/PC7000.pdf.	Rev.1 10/08