# SealMaster TB-204 Tap-Based Mounted Bearing 20 mm Bore Set Screw Lock - MROSupply.com ***SealMaster TB-204 is a 20 mm bore tap-based mounted bearing from the Gold Line. It features a cast iron tapped base pillow block housing, a 52100 bearing steel insert with black oxide coating, set screw locking, and a felt-labyrinth seal. Pre-lubricated for general industrial applications.*** ## Product details: - Catalog number: 710091 - SKU: 418657 - Price: ***$240.82*** Each - Quantity: This product has a minimum order quantity of 10. This is the minimum order quantity available when purchasing this product. - Shipping: ***FREE SHIPPING*** ON ORDERS OVER $100 - Typically Ships in: 1 day - Brand: [SealMaster](https://www.mrosupply.com/brands/sealmaster/) - Category: - [Tap Based Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/tap-based-bearings/) - [Mounted Ball Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/) - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/) - [Bearings](htts://www.mrosupply.com/bearings/) - Unit of measure: each - Weight: 1.600 lb - UPC: 662461053119 - 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 - Base Length (in): 3.13 - Base to Center Height (in): 1.312 - Base Width (in): 1.5 - Bearing Insert Finish: Black Oxide - Bearing Insert Material: 52100 Bearing Steel - Bearing Type: Standard Duty - Bolt Spacing (in): 2 - Bore Diameter (mm): 20 - Bore Shape: Straight - Cage Material: PPS - Polyphenylene Sulfide - Cage Type: Land Riding Retainer - Centerline to Outermost Bearing Face (in): 0.72 - Dynamic Load Rating (lb): 2611 - End Cap: No - Fixed vs. Expansion: Fixed - Grease Fitting Thread Size: 1/4-28 - Height: 3.94 - Housing: Pillow Block, Tapped Base - Housing Base: Solid - Housing Coating: Powder Coated - Housing Color: Black - Housing Construction: One Piece - Housing Material: Cast Iron - Housing Style: Pillow Block - Housing Width (in): 1.5 - Inner Race Heat Treat Method: Zone-Hardened - Inner Ring OD (in): 1.188 - Insert: 5204 - Length: 4 - Length Through Bore (in): 1.22 - Lubricant: Lithium Complex NLGI 2 Grease - Max Operating Temperature (F): 220 - Maximum Speed (RPM): 7300 - Misalignment Capability: ±2.0° Misalignment - Static Only - Misalignment Type: Static Only - Outer Ring Land Profile: Standard - Overall Height (in): 2.56 - Overall Length (in): 3.13 - Overall Length (mm): 79.4 - Overall Width (in): 1.5 - Radial Clearance: Standard - Rolling element: Ball Bearing - Seal: Felt Labyrinth Seal - Setscrew Torque (in-lbs): 65-85 - Shaft Locking Type: Set Screw - Size Code: 2-012 - Static Load Rating (lb): 1444 - Thread Depth (in): 0.5 - Thread Size: 3/8-16 - Vibration Frequency Fundamental Train: 0.007 - Vibration Frequency Inner Ring Defect: 0.091 - Vibration Frequency Outer Ring Defect: 0.059 - Vibration Frequency Roller Spin: 0.038 - Width: 1.5 ## Product documents / software: - [Catalog Page](https://documents.mrosupply.com/product_documents/TB/TB-31/MCC12004E_Sec_G-47_m01rECf.pdf) - [Instruction Sheet](https://documents.mrosupply.com/product_documents/SP/SPM-39%20HTA/784106_iwAlFHU.pdf) - [3D Drawing IGES](https://documents.mrosupply.com/product_documents/TB/TB-204/regalpts_beloit_EPTCAD-TB-204-DEFAULT_ATSNM1G.IGS) ## Alternate products to `SealMaster TB-204 Tap-Based Mounted Bearing 20 mm Bore Set Screw Lock - MROSupply.com`: - [AMI UCTB204 tapped base pillow block bearing with 20mm bore, set screw locking, and cast iron housing. Wide inner ring chrome steel insert for normal duty applications. 200 series unit with tapped base mounting for secure installation.](https://www.mrosupply.com/products/792892/as-markdown/) - [Dodge 130769 TB-SXV-20M tapped-base pillow block bearing with 20mm bore, eccentric locking, and intermediate duty rating. Features cast iron housing, DualGuard seals with flingers, and standard duty ball insert. Non-expansion design for general purpose applications. Relubrication enabled.](https://www.mrosupply.com/products/128766/as-markdown/) - [Dodge 127630 TB-DLEZ-20M-PCR tapped-base pillow block bearing with 20mm bore, D-Lok concentric collar locking, E-Z Kleen polymer housing with corrosion resistant insert, QuadGuard seals with flingers, standard duty ball bearing, non-expansion fixed mounting, washdown application, relubrication capable.](https://www.mrosupply.com/products/127130/as-markdown/) ## Product's reviews: - Solutions - Fast service, and excellent competitive price. - Response - Very knowledgeable sales rep. Excellent delivery time. Very important when supply chains are challenging. - Drum bearing - Very easy to order, arrived very quickly, We will be ordering more items from here in the future. - Owner - Your shipment was quick and you have a great price on Sealmaster bearings. Your Gates and Browning Power Belts were higher than I expected. Great Service Great Price. We have to get right or get left in this market in this market. ## 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.