{"product_id":"ｋｈｋ-完成マイタｓｍｃ４-２０-smc4-20-1-個","title":"KHK completed miter SMC4-20 SMC4-20 1 piece","description":"Catalog number: SMC4-20 Features: * A finished product that can be used without additional processing. * Three types of hole diameters are available. Applications: * Power transmission gears. Specifications: ●Module: 4 ●Number of teeth: 20 ●Pitch circle diameter (mm): φ80 ●Assembly distance (mm): 75 ●Hole diameter (mm): φ25 ●Total length (mm): 50.78 ●Tooth width (mm): 20 ●Shape: BK ●Tooth tip circle diameter (mm): φ85.65 ●Boss diameter (mm): φ64 ●Boss length (mm): 27 ●Hole length (mm): 45 ●Tooth ratio: 1 ●Key groove: 8 × 3.3 ●Thread hole: M8 ●Gear precision: JIS B 1704: 1978: Class 4 ●Tooth form: Gleason ●Pressure angle: 20° ●Heat treatment: High-frequency hardening of tooth surface ●Tooth surface hardness: 50-60 HRC ●Surface treatment: Blackening ●Tooth surface finish: Cutting ●Gear cutting reference surface: Hole (H7) ●Can additional processing be done: No Material\/Finish: ●S45C Note: ●This is sold individually and not as a set.","brand":"小原歯車工業（株）","offers":[{"title":"Default Title","offer_id":49713693262123,"sku":"856-6281","price":7204.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/4980\/4331\/files\/8566281.jpg?v=1728885494","url":"https:\/\/kaigoro.com\/en\/products\/%ef%bd%8b%ef%bd%88%ef%bd%8b-%e5%ae%8c%e6%88%90%e3%83%9e%e3%82%a4%e3%82%bf%ef%bd%93%ef%bd%8d%ef%bd%83%ef%bc%94-%ef%bc%92%ef%bc%90-smc4-20-1-%e5%80%8b","provider":"カイゴロウ","version":"1.0","type":"link"}