{"product_id":"b21333-b1310-series-companion-flange-3-1-8-inch-diameter-4-bolt-hole-pattern","title":"B21333 - B1310 Series Companion Flange 3-1\/8 Inch Diameter 4-Bolt Hole Pattern","description":"\u003cp\u003eBuyers Products B1310 Series Companion Flange is used with the B1310 Series Flange Yoke to create a 2-piece end yoke that can be bolted and unbolted. This allows for ease of servicing the drive shaft, because the driven equipment does not need to be moved to service the auxiliary drive shaft assembly.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eBolt Circle Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e3.125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eBolt Hole Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e0.375\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eBore Diameter\/Width\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e1.250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eBore Type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eFlange Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e3.875\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eFlange Thickness\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e0.375\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eHub Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e2.440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eKey Width\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e0.313\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left; padding:6px 10px; border:1px solid #e5e7eb; background:#f9fafb;\"\u003eThickness\u003c\/th\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #e5e7eb;\"\u003e2.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAdvanced Engineering and Performance: The B1310 Series Companion Flange\u003c\/h2\u003e\n\u003cp\u003eThe Buyers Products B1310 Series Companion Flange is a pinnacle of precision engineering and robust design, developed for critical power transmission. As an integral component within auxiliary drive shaft assemblies, it pairs with the B1310 Series Flange Yoke to create a sophisticated 2-piece end yoke system. This innovative design transforms drive shaft servicing, eliminating logistical challenges and downtime associated with traditional fixed-yoke configurations. By enabling easy unbolting and removal of the drive shaft without disturbing driven equipment, the B1310 Series Companion Flange significantly enhances operational efficiency and reduces total cost of ownership in demanding industrial and mobile environments.\u003c\/p\u003e\n\n\u003ch3\u003eModular Design for Enhanced Serviceability and Operational Efficiency\u003c\/h3\u003e\n\u003cp\u003eThe core innovation of the B1310 Series Companion Flange is its modular drive shaft architecture. Traditional integrated end yokes demand machinery relocation for service, causing significant downtime and potential misalignment. The B1310 Series Companion Flange, with its mating Flange Yoke, creates a separable, bolted connection. This two-piece configuration allows rapid drive shaft disconnection, enabling maintenance without disturbing primary machinery. This design translates directly into reduced downtime, optimized schedules, and improved operational uptime. Efficient servicing of auxiliary drive shafts is paramount where continuous operation impacts profitability.\u003c\/p\u003e\n\n\u003ch3\u003ePrecision-Engineered Specifications: A Deep Dive into Performance and Durability\u003c\/h3\u003e\n\u003cp\u003eEvery dimension and specification of the B1310 Series Companion Flange is meticulously engineered for optimal performance, structural integrity, and long-term reliability, reflecting superior design and manufacturing quality.\u003c\/p\u003e\n\n\u003ch4\u003eBolt Circle Diameter (BCD): 3.125 inches (3-1\/8\") and 4-Bolt Hole Pattern\u003c\/h4\u003e\n\u003cp\u003eThe 3.125-inch (3-1\/8\") Bolt Circle Diameter with a 4-bolt pattern ensures secure coupling and robust load distribution in torque transfer applications. This precise BCD optimally positions fastening bolts, evenly distributing shear forces and bending moments. The symmetrical 4-bolt arrangement provides stability, minimizing eccentric loading and premature wear. Consistency facilitates universal compatibility within the B1310 series, simplifying procurement. The bolted connection prevents relative motion, maintaining rotational stability and efficient power transfer.\u003c\/p\u003e\n\n\u003ch4\u003eBolt Hole Diameter: 0.375 inches\u003c\/h4\u003e\n\u003cp\u003eThe precisely machined 0.375-inch bolt hole diameter is crucial for optimal fit with standard fasteners. Minimal clearance resists shear loads and prevents fretting corrosion. Excessive clearance leads to stress concentrations and bolt fatigue. Tight tolerances ensure clamping force translates into a rigid, non-slip connection, enhancing drive shaft assembly durability and aiding repeatable alignment during installation.\u003c\/p\u003e\n\n\u003ch4\u003eBore Diameter\/Width: 1.250 inches and Round Bore Type\u003c\/h4\u003e\n\u003cp\u003eThe 1.250-inch round bore defines the primary interface with the drive shaft, critical for a concentric and balanced connection. A precisely machined round bore ensures the shaft is centered, minimizing runout and dynamic imbalance. Deviations introduce vibrations and accelerate bearing wear. The round bore, with the keyway, forms a positive mechanical lock, directly transferring rotational torque. This 1.250-inch size ensures compatibility with a broad range of industrial and heavy-duty auxiliary shafts.\u003c\/p\u003e\n\n\u003ch4\u003eKey Width: 0.313 inches\u003c\/h4\u003e\n\u003cp\u003eThe 0.313-inch key width corresponds to a precise keyway within the bore, designed for a standard key. This mechanical feature transmits torque from shaft to flange, preventing rotational slip. Accurate dimensioning ensures a snug fit, maximizing surface contact and distributing stress efficiently. The surrounding material withstands significant shear stresses, reliably transmitting torque loads without deformation, even under shock, guaranteeing a positive drive connection.\u003c\/p\u003e\n\n\u003ch4\u003eFlange Diameter: 3.875 inches and Flange Thickness: 0.375 inches\u003c\/h4\u003e\n\u003cp\u003eThe 3.875-inch flange diameter and 0.375-inch thickness are fundamental to the component’s structural integrity and load-bearing capacity. The diameter provides substantial surface area for a stable, rigid bolted connection, resisting bending and twisting forces. The thickness withstands bolt clamping forces and transmitted torsional\/bending stresses, preventing deformation and maintaining alignment. These robust dimensions manage high-torque loads and absorb dynamic stresses, extending the drive system's operational life.\u003c\/p\u003e\n\n\u003ch4\u003eHub Diameter: 2.440 inches\u003c\/h4\u003e\n\u003cp\u003eThe 2.440-inch hub diameter encompasses the bore, extending axially from the main flange face, providing critical material mass around high-stress areas. A generous hub enhances overall strength and rigidity, particularly at the shaft interface. It distributes forces from the shaft and key, mitigating localized stress peaks. The robust hub also aids dynamic balance, minimizing vibrations and ensuring smooth operation, especially at higher speeds. This dimension indicates the component's ability to withstand torsional and bending stresses for reliable performance.\u003c\/p\u003e\n\n\u003ch4\u003eOverall Thickness: 2.00 inches\u003c\/h4\u003e\n\u003cp\u003eThe 2.00-inch overall thickness, or axial length, defines the component’s total dimension. Crucial for system integration, it ensures fit within machinery's space envelope. Beyond spatial considerations, this length contributes to structural stability and dynamic characteristics. A well-proportioned axial length, coupled with the hub diameter, resists bending moments and maintains concentricity under dynamic loading. It influences mass distribution for dynamic balancing, minimizing vibrations, and ensuring smooth power transmission. This dimension reflects balanced mechanical strength and system compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eMaterial Science and Advanced Manufacturing for Unyielding Reliability\u003c\/h3\u003e\n\u003cp\u003eThe B1310 Series Companion Flange utilizes high-grade alloy steels for superior strength, fatigue resistance, and toughness, with stringent metallurgical analysis. Precision forging aligns the steel's grain structure, yielding exceptional strength against impact and torsional stresses. Advanced heat treatment processes like quenching and tempering enhance mechanical properties, optimizing hardness, wear resistance, and ductility for severe operational demands and extended service life. Precision CNC machining achieves critical dimensions and surface finishes for the bore, keyway, bolt holes, and flange faces, crucial for proper fit and efficient power transfer. Surface treatments, such as black oxide or phosphating, provide enhanced corrosion resistance, ensuring reliable performance in harsh environments. This meticulous attention guarantees consistent, high-performance reliability.\u003c\/p\u003e\n\n\u003ch3\u003eUncompromised Performance Attributes and Operational Longevity\u003c\/h3\u003e\n\u003cp\u003ePrecise engineering, robust materials, and advanced manufacturing endow the B1310 Series Companion Flange with exceptional performance. It facilitates high-torque transmission with minimal energy loss. Structural rigidity and precision balance significantly reduce vibration and noise, enhancing operational smoothness and extending the lifespan of adjacent components. Superior fatigue resistance allows it to withstand millions of stress cycles without degradation. Robust construction provides excellent resistance to shock loads, temperature fluctuations, and corrosive agents, making it suitable for diverse challenging environments. This commitment ensures the companion flange remains a reliable link, maximizing uptime and reducing maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eVersatile Applications Across Demanding Industries\u003c\/h3\u003e\n\u003cp\u003eThe B1310 Series Companion Flange is engineered for rigorous demands across various industries requiring reliable power transmission and ease of maintenance. Applications include:\n\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Transportation:\u003c\/strong\u003e Essential for power take-off (PTO) drives, hydraulic pump drives, and accessory drives in commercial trucks, buses, and specialized vocational vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction and Mining:\u003c\/strong\u003e Utilized in drive systems for heavy equipment like excavators, loaders, dozers, and drill rigs, demanding durability in harsh conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgriculture:\u003c\/strong\u003e Found in PTO systems for tractors, harvesters, and implements, ensuring reliable power transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine:\u003c\/strong\u003e Employed in propulsion systems, auxiliary power units, and deck machinery on commercial vessels, requiring high corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Machinery:\u003c\/strong\u003e Integral to power transmission in conveyors, mixers, pumps, compressors, and other stationary equipment where continuous operation is critical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-Highway Vehicles:\u003c\/strong\u003e Crucial for specialized vehicles in challenging terrains, where robust and maintainable drive line components are essential.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe adaptability of the B1310 Series underscores its design excellence and consistent reliability across high-stress applications.\u003c\/p\u003e\n\n\u003ch3\u003eStreamlined Installation, Simplified Maintenance, and Superior Total Cost of Ownership\u003c\/h3\u003e\n\u003cp\u003eThe B1310 Series Companion Flange's most significant operational advantage impacts maintenance protocols and total cost of ownership (TCO). Its 2-piece end yoke design drastically simplifies drive shaft inspection, repair, or replacement. Field technicians can rapidly unbolt the companion flange, allowing quick drive shaft removal without complex unmounting of driven equipment. This ease of access minimizes equipment downtime, translating into substantial savings in labor costs and lost productivity. Preventative maintenance becomes more efficient, preventing minor issues from escalating. Modularity ensures only the affected part needs replacement, reducing material costs. The robust design contributes to extended service intervals, further reducing maintenance frequency. Considering equipment lifecycle, the B1310 Series recoups initial investment through superior maintainability and long-term reliability, offering a clear economic advantage.\u003c\/p\u003e\n\n\u003ch3\u003eConclusion: A Benchmark for Performance and Serviceability\u003c\/h3\u003e\n\u003cp\u003eThe Buyers Products B1310 Series Companion Flange exemplifies advanced engineering in power transmission systems. Its meticulously defined specifications, from the 3.125-inch bolt circle diameter and 4-bolt pattern to the precision 1.250-inch bore, are optimized for maximum efficiency, durability, and reliability. This component’s core value is enabling a revolutionary 2-piece end yoke system, profoundly simplifying drive shaft servicing and reducing maintenance downtime. Fabricated from premium alloy steels and rigorously manufactured, the B1310 Series delivers unyielding performance in demanding applications. For professionals seeking a robust, maintainable, high-performance solution, it offers unparalleled technical excellence and operational advantage, setting a new benchmark for dependability and ease of ownership.\u003c\/p\u003e","brand":"buyersproductscompany","offers":[{"title":"Default Title","offer_id":62449335009651,"sku":"B21333","price":25.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/9513\/9187\/files\/B21333_45_50db21bd-046c-45fe-8f77-37e50e36b7f4.jpg?v=1768845102","url":"https:\/\/titustrucksaccessories.com\/products\/b21333-b1310-series-companion-flange-3-1-8-inch-diameter-4-bolt-hole-pattern","provider":"Titus Trucks Accessories ","version":"1.0","type":"link"}