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Bearing Sleeves

Adapter Sleeves
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Adapter Sleeves
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Masta Product Range Covers All Bearing Accessories Manufactured In-house. Standard Products Include Adapter Sleeve, Withdrawl Sleeve, Lock Nut, Lock Washer, Locking Clip And Seals. These Products Are Manufactured On CNC Machines Ensuring Repetitive Accuracy, Excellent Aesthetic Look And Mass Production. Adapter Sleeves Are Supplied As A Set Of Tapered Diameter Sleeve, Lock Nut And Lock Washer Or Locking Clip Together. These Products Facilitate Easy Bearing Mounting And Dismounting Since They Require No Additional Location On The Shaft To Mount Any Position As Desired. The Sleeve Have External Diameter In Taper Of 1:12 Which Matches With Inside Tapered Bore Of Bearing. The Dimensions Of Adapter Sleeves Are In Accordance With ISO 113/I-1979. Standard Adapter Sleeves Are Made From C20 – C30 Carbon Steel Material. Adapter Sleeves From Sizes 44 (bore Diameter 200 Mm) Are Made As Standard Design As Well As With An Oil Hole With Threaded Connection And Oil Distribution Groove On Outside Surface Of Sleeve. Such Types Are Designated As “ OH” Sleeve And Used With Hydraulic Oil Injection Arrangement For Mounting And Dismounting.
Withdrawl Sleeves
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Withdrawl Sleeves
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Masta Withdrawl Sleeves Are Manufactured On CNC Machine For Precision And Requisite Surface Finish. They Have External Taper Of 1:12 Except For AH 240 Series And AH 241 Series Which Have An External Taper Of 1:30 Which Can Be Used With Spherical Roller Bearings Of Series 240- – -K30 And 241 – - -K30. Standard Withdrawl Sleeves Are Manufactured From C20 – C30 Carbon Steel Material. The Dimensions Are In Accordance With ISO 113 / I-1979 Wherever Applicable.
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Lock Nuts Are Used To Locate Bearing On Shaft With Assembly Of Adapter Sleeves. These Nuts Can Be Also Used Directly On Shaft Or With Withdrawl Sleeve When They May Be Referred As Shaft Nuts Or Withdrawl Nuts. It Facilitates Mounting Or Dismounting Of Bearing On Adapter Sleeve Or Withdrawl Sleeve As The Case May Be. Lock Nuts Have Metric Thread Up To Thread Size M 200×3,known As “KM” Series And Have Trapezoidal Threads Fro Threads Size Tr220x4, Known As “ HM” Series. They Have Four Or Eight Equally Spaced Slots Around Outside Diameter For Inserting Hook Or Impact Spanner For Assembly And Disassembly. Dimensions Of Lock Nuts Up To Size 40 Are In Accordance With ISO 2982 Wherever Applicable. Masta Lock Nuts Are Manufactured On CNC Machines For Controlling Dimensions And Excellent Finish. The Threads Are Verified With Go And No-Go Plug Gauges.
Lock Washers
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Lock Washers
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Lock Washers Are Available In MB Of MBL Design With Corresponding Locknuts. The Purpose Of Lock Nut Is To Firmly Keep The Locknut In Adapter Sleeve Assembly At A Position By Engaging A Groove In Shaft And Suitable Slot In Locknut. Masta Lock Washers Are Mad From Deep Drawn Steel Sheet. The Dimensions Conform To ISO 2982. For Larger Lock Nuts, Locking Clips Are Used. They Are Attached To The Shaft Nut Using A Hex Head Screw. Masta Lock Nuts Are Generally Supplied With Zinc Coating Or Blackodized.


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