{"product_id":"bently-nevada-21000-28-05-35-020-04-02-probe-housing","title":"Bently Nevada 21000-28-05-35-020-04-02 Probe Housing","description":"\u003ch2 style=\"color: #1976d2; font-weight: bold; font-size: 1.6em; margin-bottom: 15px;\"\u003e\n  \u003cspan style=\"color: #1976d2; font-weight: bold;\"\u003eBently Nevada 21000-28-05-35-020-04-02\u003c\/span\u003e Proximity Probe Housing Assembly\n\u003c\/h2\u003e\n\n\u003cp style=\"font-size: 1em; line-height: 1.5; color: #333; margin-bottom: 20px;\"\u003e\n  The assembly functions as a heavy-duty, environmental shielding enclosure designed to house and protect a reverse-mount proximity probe in harsh industrial process conditions. By utilizing a ruggedized, explosion-proof layout, this mechanical module enables precise shaft vibration and axial position measurements on turbines, compressors, and large rotating machinery while sealing internal electrical links from ambient moisture and hazardous gas leakage.\n\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1976d2; font-weight: bold; font-size: 1.3em; margin-top: 20px; margin-bottom: 10px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px; font-size: 0.95em;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333; width: 40%;\"\u003eManufacturer\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003eBently Nevada\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eComplete Part Number\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e21000-28-05-35-020-04-02\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eProduct Model\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e21000 Proximity Probe Housing Assembly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eIntegrated Probe Option\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e3300 XL 8mm Reverse Mount Probe (Hazard-Ready \/ CSA Approved)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eProbe Cable Length\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e20 inches \/ 0.5 meter total length profile\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eStandoff Adapter Length\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e3.5 inches (88.9 mm) offset adapter block\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eProbe Penetration Depth\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e2.0 inches (50.8 mm) measurement extension sleeve\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eFittings Package Option\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003eOption 04 (Includes 3\/4-14 NPT plug configuration hardware)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eMounting Connection Thread\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e02 (Direct-mount 3\/4-14 NPT robust interface threading)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eStructural Material Composition\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003eAluminum Main Body with Stainless Steel Sleeve\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eEnvironmental Limits\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e-50°C to +80°C operating boundary | Fully compliant with API 670 parameters\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold; color: #333;\"\u003eHardware Base Weight\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; color: #555;\"\u003e2.4 lbs (1.09 kg) typical baseline weight (excluding ambient conduit fittings)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"color: #1976d2; font-weight: bold; font-size: 1.3em; margin-top: 20px; margin-bottom: 10px;\"\u003eQuick Installation Guide\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px; line-height: 1.5; color: #333; margin-bottom: 20px;\"\u003e\n  \u003cli style=\"margin-bottom: 6px;\"\u003eMount the 3.5-inch standoff adapter block into the machine shell casing utilizing the designated 3\/4-14 NPT interface connection thread options.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 6px;\"\u003eVerify that the internal stainless steel probe sleeve extends precisely 2.0 inches past the mounting plane into the casing to establish correct geometric alignment over the shaft target.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 6px;\"\u003eCarefully thread the reverse-mount 3300 XL 8mm probe through the internal guide tube, feeding its 0.5-meter trailing coaxial wire smoothly into the main dome junction area.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 6px;\"\u003eEnsure all internal O-rings are seated flush within their tracking slots, apply appropriate thread sealant to the NPT ports, and torque the outer dome cover tightly down onto the main aluminum housing block.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1976d2; font-weight: bold; font-size: 1.3em; margin-top: 20px; margin-bottom: 10px;\"\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 10px; color: #333; line-height: 1.5;\"\u003e\n  \u003cstrong\u003eQ1: What structural components are integrated inside the 21000 series assembly to shield field equipment?\u003c\/strong\u003e\u003cbr\u003e\n  A1: The complete 2.4 lb setup consists of an aluminum dome cover that threads directly into the main housing body, dedicated ports for 3\/4-14 NPT conduit piping lines, a customized length stainless steel probe sleeve, robust sealing O-rings, a reverse-mount proximity transducer probe, and an external 3.5-inch standoff adapter. This configuration keeps the critical sensor core completely isolated from external process contaminants.\n\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 10px; color: #333; line-height: 1.5;\"\u003e\n  \u003cstrong\u003eQ2: How does combining a 3.5-inch standoff adapter with a 2.0-inch penetration option alter the mechanical layout?\u003c\/strong\u003e\u003cbr\u003e\n  A2: The 3.5-inch standoff adapter acts as an external spacer block that draws the main aluminum junction head out away from hot machine casing skins. When combined with a 2.0-inch penetration sleeve depth, it establishes a specific offset tracking profile that allows short-reaching probes to safely monitor internal machinery shafts while maintaining explosion-proof atmospheric boundaries.\n\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 10px; color: #333; line-height: 1.5;\"\u003e\n  \u003cstrong\u003eQ3: Which hazardous area and industrial certifications cover this proximity housing assembly?\u003c\/strong\u003e\u003cbr\u003e\n  A3: This explosion-proof system carries explicit global credentials, featuring CSA Class I\/II\/III certifications for hazardous environments alongside full ATEX equivalent approvals. Furthermore, the physical build maintains strict compliance with RoHS 2011\/65\/EU directives and meets the technical design criteria set by the API 670 standard for machinery protection.\n\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":51050855596164,"sku":"21000-28-05-35-020-04-02","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/21000-28-05-35-020-04-02-1.jpg?v=1782134771","url":"https:\/\/www.etowonauto.com\/products\/bently-nevada-21000-28-05-35-020-04-02-probe-housing","provider":"Etowon Auto","version":"1.0","type":"link"}