HA3126 Inch Shaft Tapered Adapter Sleeve 112.713×130×92mm With KM26 Lock Nut & MB26 Lock Washer For Spherical Roller Bearings

HA3126 belongs to HA series inch bore adapter sleeve, designed for installing tapered bore spherical roller bearings on inch-size straight shafts. It is slotted structure, matched with KM26 lock nut and MB26 lock washer as a complete set. It enables fast bearing positioning and disassembly, widely applied in heavy industrial equipment with inch standard shafts.

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👉 Full technical data and drawings available upon request

• Special inch inner hole design, perfectly fit 4-7/16 inch standard straight shafts
• Slit tapered structure provides uniform clamping force, no bearing inner ring slipping
• Complete supporting lock nut and lock washer to prevent nut loosening during heavy load operation
• Simple installation and removal, no complicated shaft step processing required
• High precision turning and heat treatment, stable size tolerance and long service life
• Support OEM marking, rust-proof treatment and neutral export packaging

👉 Helps reduce maintenance cost and improve machine performance

This adapter sleeve is widely used in:

• Mining heavy-duty spherical roller bearing units
• Large agricultural harvesters and feed processing equipment
• Paper making machinery, cement mixers and industrial reducers
• Steel factory conveying rollers and large fan bearing seats

👉 Ideal for customers looking for reliable and long-life bearing mounting accessories

• 25+ years experience in industrial bearing & adapter sleeve manufacturing
• Exported to 50+ countries worldwide
• Rich experience in inch & metric sleeve custom OEM projects
• Strict dimensional & hardness inspection before shipment
• Fast response within 24 hours
• Stable supply for long-term bulk cooperation

👉 We focus on quality, reliability, and long-term partnership

• Raw material composition inspection
• Precision turning, tapping & surface finish control
• Taper tolerance and thread matching test
• Assembly fit test with matched lock nut & washer
• Anti-rust treatment and packaging inspection before delivery

👉 Ensuring consistent performance for every adapter sleeve

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• Fast quotation within 24 hours
• Technical support from engineers
• Custom solution suggestions
• Competitive factory price

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