# Rex ZEP6307F 3-7/16" Type-E Pillow Block Spherical Roller Bearing 6000 Series Heavy Duty Adapter Mount Fixed - MROSupply.com ***Rex ZEP6307F 3-7/16 in (87.31 mm) Type-E pillow block spherical roller bearing, 6000 series heavy duty adapter mount, fixed (non-expansion), cast iron 4-bolt housing, Shurlok adapter mounting, standard clearance seal.*** ## Product details: - Catalog number: 10438691 - SKU: 508501 - Price: ***$1,495.20*** Each - Shipping: ***FREE SHIPPING*** ON ORDERS OVER $100 - Typically Ships in: 1 day - Brand: [Rexnord](https://www.mrosupply.com/brands/rexnord/) - Category: - [4-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/4-bolt-pillow-block-bearings/) - [Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/) - [Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/) - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/) - [Bearings](htts://www.mrosupply.com/bearings/) - Unit of measure: each - Weight: 43.000 lb - UPC: 793699903751 - Technicall support: contact supplier for technical support on 800-626-2120 ## Product images: - https://static.mrosupply.com/images/noimage.webp ## Product attributes; - Ability to Relubricate: Yes - Available end cap: Need EXT EC - Available End Cap: NEED EXT EC - Available Seal Type: K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip Seal - Base Length (in): 13.81 - Base to centerline height (in): 3.75 - Base Width (in): 4.75 - Bearing Brand: REX ROLLER BEARING - Bolt Hole Spacing [Width] (in): 2.38 - Bolt Size (in): 3/4 - Bore size (in): 3.4375 in - Bore Size (in): 3.4375 in - Cage Material: Engineered Polymer - Clearance: C3 STANDARD - Fixed vs. Expansion: Fixed - Foot Height (in): 2.25 - Grease Fitting Thread Size: 1/8 NPT - Height: 7.75 - Housing Cast Face to Outermost Bearing Face (in): 1.59 - Housing coating: Powder coated - Housing Coating: POWDER COATED - Housing Color: Black - Housing construction: Solid - Housing Construction: Solid - Housing material: Cast iron - Housing Material: Cast Iron - Housing style: Pillow block - Housing Style: Pillow Block - Housing type: Pillow Block, Four Bolt, Type E - Housing Type: Pillow Block, Four Bolt, Type E - Impact style shurlok install tool: 105-90425-51 - Impact Style Shurlok Install Tool: 105-90425-51 - Inner Ring Outside Diameter (in): 3.975 - Insert: 6307U - Length: 14.38 - Length Through Bore (in): 5.03 - Locking collar outside diameter (in): 4.95 - Locking device kit: AK106307 - Locking Device Kit: AK106307 - Locking Type: Tapered Adapter - Lubrication type: EXXON RONEX MP STD - Lubrication Type: EXXON RONEX MP STD - Max distance between bolt holes (in): 11.31 - Maximum Speed (RPM): 2400 rpm - Maximum Temperature (C): 107 - Maximum Temperature (F): 225 - Microlock kit: ML4 - Min distance between bolt holes (in): 9.31 - Misalignment Capability: ±2.0° Misalignment - Dynamic - Misalignment Type: Dynamic - Net Weight: 43.00 - Overall Length (in): 13.81 - Overall width: 5.03 - Primary seal: Steel clearance seal - Primary Seal: STEEL CLEARANCE SEAL - Radial Dynamic Load Capacity (lb): 84330 lb - Radial Static Load Capacity (lb): 90700 lb - Retainer material: Engineered Polymer - Retainer Material: Engineered Polymer - Rolling element: Spherical Roller - Seal kit: ZS10 - Seal type: Clearance Seal - Series: Solid-housed Pillow Blocks - Setscrew torque (in-lbs): 165-185 - Shaft locking collar kit/adapter assembly: AK106307 - Shaft Locking Collar Kit/Adapter Assembly: AK106307 - Size code: 10 - Size Code: 10 - Unit of dimension: in - Unit of Dimension: IN - Vibration frequency fundamental train: 0.0073 cps - Vibration Frequency Fundamental Train: 0.0073 cps - Vibration frequency inner ring defect: 0.1784 cps - Vibration Frequency Inner Ring Defect: 0.1784 cps - Vibration frequency outer ring defect: 0.1383 cps - Vibration Frequency Outer Ring Defect: 0.1383 cps - Vibration frequency roller spin: 0.0628 cps - Vibration Frequency Roller Spin: 0.0628 cps - Volume: 2.231 - Volume unit: GLL - Volume Unit: GLL - Weight unit: LB - Width: 4.63 ## Product documents / software: - [Rex Shurlok Adapter Mount Installation Instructions](https://documents.mrosupply.com/product_documents/10/105-90420-41/000-Series-Roller-Bearings_Installation-Manual_d41RbjE.pdf) - [Rex Shurlok Adapter Mount Installation Instructions](https://documents.mrosupply.com/product_documents/23/64/2364673/58595b5758ea375cc4f7695e4ca39bce650438ae_LWC5nlo.pdf) - [Rexnord Bearings Catalog](https://documents.mrosupply.com/product_documents/58/93/5893723/5c878e5c94dc5c3d338a775129f99b4f092be791_xnS4NzU.pdf) - [Rexnord Bearings Catalog](https://documents.mrosupply.com/product_documents/85/80/858069/BR101-100EN_catalog.pdf) ## Product's reviews: - Great service - easy to do business with, competitive pricing, excellent service and quick shipping. - A ok - Quick and correct. These days that is asking a lot. - Good orice - This stump grinder wheel bearing is expensive and I need two each time I change them. Best price I found anywhere and free shipping here at MRO Supply - Hydro coupler - Part went on beautifully! I'm very happy with purchase thank u ## FAQ: - How do I choose the right type of bearing for my application?: Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.