{"@context":"https://schema.org","@type":"Product","name":"Koyo JR55x65x60","mpn":"JR55x65x60","brand":{"@type":"Brand","name":"Koyo"},"category":"Needle roller bearing","url":"https://www.bearinglookup.com/parts/koyo/jr55x65x60/","description":"Koyo JR55x65x60 — needle roller bearing (bearings)","status":"unknown","specifications":[{"key":"bore_mm","label":"Bore d","value":"55","unit":"mm","status":"verified"},{"key":"inner_ring_f_mm","label":"Raceway diameter F","value":"65","unit":"mm","status":"verified"},{"key":"mass_kg","label":"Mass","value":"0.444","unit":"kg","status":"verified"},{"key":"product_type","label":"Product type","value":"Needle roller bearing inner rings, metric series","unit":null,"status":"verified"},{"key":"shaft_diameter_mm","label":"Shaft diameter","value":"55","unit":"mm","status":"verified"},{"key":"width_mm","label":"Width","value":"60","unit":"mm","status":"verified"}],"fits":[],"cross_references":[],"sources":[{"title":"Koyo Ball & Roller Bearings catalog B2001E-6 — Standard Bearings section (B2001E-6b)","url":"https://documents-jtekt-prod.s3.amazonaws.com/filer_public/45/e9/45e987e0-e087-491e-8fd2-318dbe735a2f/b2001e-6b_ball_and_roller_bearing_catalog_-_standard_bearings_section.pdf","publisher":"Koyo","kind":"catalog_page","locator":"p233","supports":"spec"}],"offers":[],"evidence_labels":{"verified":"stated by the manufacturer's own published cross-reference or catalogue","single_source":"stated by one publisher, not corroborated","candidate":"asserted by a seller listing only"},"generated":"2026-09-27","site":"BearingLookup"}