{"product_id":"ruland-ost21-10-a-coupling-hub-oldham-set-screw-5-8in","title":"Ruland OST21-10-A - Coupling Hub,Oldham Set Screw,5\/8in.","description":"\u003cp\u003eMotion Control Coupling Hub, Angular Misalignment 0.5 Degrees , Axial Motion 0.006 in, Coupling Size OST21, Outside Diameter 1.313 in, Over-Standard Parallel Misalignment 0.131 in, Parallel Misalignment 0.008 in, Coupling Overall Length 1.875 in, Hub Material Aluminum, Length through Bore 0.59 in, System of Measurement Inch, Bore Diameter 5\/8 in, Maximum Speed 4,500 RPM, Bore Type Round, Shaft Locking Type Set Screw, Keyway Depth Not Applicable, Keyway Width Not Applicable\u003c\/p\u003e","brand":"Ruland","offers":[{"title":"Default Title","offer_id":67623093895262,"sku":"OST21-10-A","price":25.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0oK3ymcpEx_70de1120-7347-4a2a-a9e3-df9ce4a3f178.jpg?v=1791139320","url":"https:\/\/nationalboilersupply.com\/products\/ruland-ost21-10-a-coupling-hub-oldham-set-screw-5-8in","provider":"National Boiler Supply","version":"1.0","type":"link"}