{"product_id":"boston-gear-srf721v-10-b5-j-hollow-shaft-gear-reducer","title":"Boston Gear SRF721V-10-B5-J Hollow Shaft Gear Reducer","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"611\"\u003eThe Boston SRF721V-10-B5-J Hollow Shaft Gear Reducer is used in industrial power transmission systems to reduce motor speed while increasing output torque through a right-angle worm gear drive configuration. Commonly installed in conveyors, packaging machinery, mixers, material handling equipment, and manufacturing systems requiring compact right-angle speed reduction and hollow shaft mounting. Maintenance teams and system integrators use this part for gearbox replacements, machine retrofits, drive system upgrades, and OEM equipment maintenance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"613\" data-end=\"630\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"631\" data-end=\"1248\"\u003eThe Boston SRF721V-10-B5-J gear reducer is commonly used to provide reliable speed reduction and torque multiplication in industrial drive systems. Typical applications for the SRF721V-10-B5-J include conveyor systems, food processing equipment, packaging machinery, pumps, agitators, and material handling equipment requiring a compact right-angle worm gear reducer with hollow shaft output and NEMA motor flange input compatibility. The Boston Gear 700 Series has been widely used in industrial applications for more than 40 years due to its modular design and durability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1250\" data-end=\"1279\" class=\"PDq2pG_selectionAnchorContainer\"\u003eTechnical Specifications:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"1280\" data-end=\"2504\"\u003e• Manufacturer: Boston\u003cbr data-start=\"1333\" data-end=\"1336\"\u003e• Model \/ Part Number: SRF721V-10-B5-J\u003cbr data-start=\"1374\" data-end=\"1377\"\u003e• Product Type: Hollow Shaft Gear Reducer\u003cbr data-start=\"1418\" data-end=\"1421\"\u003e• Series: 700 Series\u003cbr data-start=\"1441\" data-end=\"1444\"\u003e• Reducer Type: Right Angle Worm Gear Speed Reducer\u003cbr data-start=\"1495\" data-end=\"1498\" data-is-only-node=\"\"\u003e• Reduction Type: Single Reduction\u003cbr data-start=\"1532\" data-end=\"1535\"\u003e• Gear Ratio: 10:1\u003cbr data-start=\"1553\" data-end=\"1556\"\u003e• Output Configuration: Hollow Shaft Output\u003cbr data-start=\"1599\" data-end=\"1602\"\u003e• Housing Material: Cast Iron\u003cbr data-start=\"1631\" data-end=\"1634\"\u003e• Input Style: 56C Quill Flange Input\u003cbr data-start=\"1671\" data-end=\"1674\"\u003e• Center Distance: 2.06 in (2.1 in nominal)\u003cbr data-start=\"1717\" data-end=\"1720\"\u003e• Mounting Configuration: Multi-position mounting capable\u003cbr data-start=\"1777\" data-end=\"1780\"\u003e• Output Speed: Approximately 175 RPM at 1750 RPM input\u003cbr data-start=\"1835\" data-end=\"1838\"\u003e• Output Torque: Approximately 615 to 789 lb-in depending on configuration\u003cbr data-start=\"1912\" data-end=\"1915\"\u003e• Output Bore Size: 1 in to 1-1\/8 in depending on shaft option\u003cbr data-start=\"1977\" data-end=\"1980\"\u003e• Lubrication Type: Synthetic gear lubricant compatible\u003cbr data-start=\"2035\" data-end=\"2038\"\u003e• Operating Orientation: Horizontal or Vertical Mount\u003cbr data-start=\"2091\" data-end=\"2094\"\u003e• Cooling Method: Passive oil bath cooling\u003cbr data-start=\"2136\" data-end=\"2139\"\u003e• Efficiency: Approximately 94% typical at rated load\u003cbr data-start=\"2192\" data-end=\"2195\"\u003e• Application Environment: Industrial power transmission systems\u003cbr data-start=\"2259\" data-end=\"2262\"\u003e• Typical Loads: Conveyors, mixers, packaging equipment, pumps, and process machinery\u003cbr data-start=\"2347\" data-end=\"2350\"\u003e• Weight: Approximately 34 to 38 lbs depending on configuration\u003cbr data-start=\"2413\" data-end=\"2416\"\u003e• Standards Compliance: AGMA Service Class I Rated\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2506\" data-end=\"2530\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2531\" data-end=\"2711\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Boston Gear HF721-10-B5-H-P23 Hollow Shaft Reducer\u003cbr data-start=\"2583\" data-end=\"2586\"\u003e• Boston Gear RF721-10-B5-J Worm Gear Reducer\u003cbr data-start=\"2631\" data-end=\"2634\"\u003e• Dodge Tigear-2 10:1 Worm Gear Reducer\u003c\/p\u003e","brand":"PLG Automation ","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51714375287086,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_f29e5189-1cbc-407d-96be-b3c6e5a37c2c.jpg?v=1770424549","url":"https:\/\/plgautomation.com\/products\/boston-gear-srf721v-10-b5-j-hollow-shaft-gear-reducer","provider":"PLG Automation ","version":"1.0","type":"link"}