{"product_id":"ruland-jsc21-6-a-curved-jaw-coupling-hub-3-8-aluminum","title":"Ruland JSC21-6-A - Curved Jaw Coupling Hub,3\/8\",Aluminum","description":"\u003cp\u003eJaw Coupling Hub, Coupling Size JS21, Outside Diameter 1 5\/16 in, Coupling Overall Length 1 3\/4 in, System of Measurement Inch, Hub Material Aluminum, Maximum Speed 8,000 RPM, Keyway Depth 3\/64 in, Keyway Width 3\/32 in, Bore Diameter 3\/8 in, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Curved, Screw Thread Size M4, Bore Tolerance +0.002\/-0.000 in, Fail Safe Yes, Shaft Tolerance +0.0000\/-0.0005 in, Full Bearing Support Required Yes, Hub Diameter 1 5\/16 in\u003c\/p\u003e","brand":"Ruland","offers":[{"title":"Default Title","offer_id":67623092158558,"sku":"JSC21-6-A","price":42.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0oJBvpcpEx_881b56c6-7039-4dae-9bbf-426c005fcbfe.jpg?v=1791139318","url":"https:\/\/nationalboilersupply.com\/products\/ruland-jsc21-6-a-curved-jaw-coupling-hub-3-8-aluminum","provider":"National Boiler Supply","version":"1.0","type":"link"}