J Type Flanges without Keyway - Inch (Imperial) Bores On The Timken Company

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The J Type flanges in sizes 3J and 4J are made from die cast of high strength zinc alloy (tensile strength of 41,000 psi) and are furnished bore-to-size.
Size 5J is provided in either zinc alloy or cast iron depending on the bore size.
Size 6J is made from cast iron.
J flanges are compatible with EPDM or Neoprene sleeves.
Each flange has a keyway and two set screws (one set screw over the key and one at 90° to the keyway).
The J Type coupling consists of two flanges and one sleeve.

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Bore Size (in)

Coupling Size

Keyway Size

Part Number	Description	Bore Size	Coupling Size	Keyway Size (W x D)	Outside Diameter	Dimension HD	Dimension L	CAD

68514436114	N/A 3J-FLNG-1/2-NKW	N/A 1/2 in	N/A 3J	N/A No Keyway	N/A 2.062 in52.37 mm	N/A 1.500 in38.10 mm	N/A 0.810 in20.57 mm	N/A
68514436046	N/A 3J-FLNG-3/8-NKW	N/A 3/8 in	N/A 3J	N/A No Keyway	N/A 2.062 in52.37 mm	N/A 1.500 in38.10 mm	N/A 0.810 in20.57 mm	N/A
68514436115	N/A 4J-FLNG-1/2-NKW	N/A 1/2 in	N/A 4J	N/A No Keyway	N/A 2.460 in62.48 mm	N/A 1.630 in41.40 mm	N/A 0.880 in22.35 mm	N/A
68514436347	N/A 5J-FLNG-1/2-NKW	N/A 1/2 in	N/A 5J	N/A No Keyway	N/A 3.250 in82.55 mm	N/A 1.880 in47.75 mm	N/A 1.060 in26.92 mm	N/A
68514436351	N/A 6J-FLNG-5/8-NKW	N/A 5/8 in	N/A 6J	N/A No Keyway	N/A 4.000 in101.60 mm	N/A 2.500 in63.50 mm	N/A 1.310 in33.27 mm	N/A

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