# Dodge 058267 TB-SC-104-NL Tapped-Base Pillow Block Bearing 1-1/4" Bore Set Screw Standard Duty No-Lube - MROSupply.com

***Dodge 058267 TB-SC-104-NL tapped-base pillow block bearing with 1-1/4" bore, 65-degree set screw locking, cast iron housing, standard duty ball bearing, DualGuard seals with flingers, no-lube sealed for life, non-expansion. Suitable for general purpose applications where relubrication is not required.***



## Product details:

- Catalog number: TB-SC-104-NL
- SKU: 125203
- Price: ***$139.03*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dodge](https://www.mrosupply.com/brands/dodge/)
- 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: 3.500 lb
- Technicall support: contact supplier for technical support on +1-864-284-5700


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Application: General Purpose
  

  
- Ball bearing series: 207 series
  

  
- Base to center height: 1.8800 in, 47.752 mm
  

  
- Bearing type: Ball, ball
  

  
- Bolt Diameter: 0.5000 in
  

  
- Bolt to bolt max: 3.2500 in, 82.55 mm
  

  
- Bolt to bolt min: 3.2500 in, 82.55 mm
  

  
- Bore: 1 1/4 in
  

  
- Bore Diameter: 1-1/4"
  

  
- Bore length: 1.7100 in, 43.434 mm
  

  
- Duty: Standard Duty
  

  
- Duty Rating: Standard duty ball bearing
  

  
- Expansion: No
  

  
- Expansion capability: Non-expansion (fixed)
  

  
- Expansion Type: Non-expansion (fixed) bearing
  

  
- Greasable: No
  

  
- High temp: No
  

  
- Housing construction: Solid
  

  
- Housing material: Cast iron
  

  
- Housing Material: Cast iron Class 25/30
  

  
- Housing option: Cast iron
  

  
- Housing type: Tapped-base pillow block
  

  
- Housing Type: Tapped-base pillow block
  

  
- Insert material: Steel
  

  
- Insert option: Bearing steel
  

  
- Insert type: Ball Bearing
  

  
- Locking: Set screw
  

  
- Locking Type: 65-degree set screw
  

  
- Lubrication type: Grease
  

  
- Max Speed: 3500 RPM
  

  
- Relubrication: No
  

  
- Rolling element: Standard duty ball
  

  
- Seal option: DualGuard seals with flingers
  

  
- Sealing: DualGuard seals
  

  
- Sensor ready: Adapter required
  

  
- Series: 207 series bearing insert
  

  
- Shaft attachment: Setscrew
  

  
- Shaft diameter: 1.2500 in
  

  
- Standoff housing: No
  

  
- Static load capacity: 3461 lbf, 15395.295 N
  

  
- Suitable for high temperature: No
  

  
- Suitable for washdown: No
  

  
- Type: Tap based
  
## Product documents / software:

- [Dodge bearing engineering catalog: Set screw mounted ball bearings](https://documents.mrosupply.com/product_documents/12/32/123258/281918e2-c054-43b6-8d27-af2c012cf66f_BrJEaB1.pdf)
- [Dodge bearing engineering catalog: mounted ball bearings and take-up frames](https://documents.mrosupply.com/product_documents/12/32/123234/34a401ec-952c-4d0b-815b-af2c012d36ea.pdf)
## Suggested products:
- [Dodge 056744 P2B-SC-25M-NL two-bolt pillow block bearing with 25mm bore, set screw locking, normal duty, and no-lube sealed design. Cast iron housing with DualGuard seal and anti-rotation pin. Pre-greased and sealed for life, eliminating the need for relubrication. Suitable for general industrial applications requiring a fixed shaft position.](https://www.mrosupply.com/products/6423543/as-markdown/)
- [Dodge 128721 P2B-DLB-012 two-bolt pillow block bearing with 3/4" bore, D-Lok concentric collar locking, standard duty cast iron housing, non-expansion fixed design, DualGuard seals with flingers, 204 series ball bearing insert, 5500 rpm maximum speed, powder coated finish, relubrication enabled, general purpose application.](https://www.mrosupply.com/products/125623/as-markdown/)
- [Dodge 123595 P2B-VSCB-012 two-bolt pillow block bearing with 3/4" bore, intermediate duty set screw locking, 204 series ball bearing, cast iron housing, non-expansion (fixed) design, DualGuard seals with flingers, 7500 rpm maximum speed.](https://www.mrosupply.com/products/126948/as-markdown/)
- [Dodge 079711 P2B-DL-20M-HTS two-bolt pillow block bearing with 20mm bore, D-Lok concentric collar locking, non-expansion design, cast iron housing, 204 series ball bearing, DualGuard seal with flingers, high temperature rated for general purpose applications.](https://www.mrosupply.com/products/2218137/as-markdown/)
- [Dodge 123803 P2B-SC-012 two-bolt pillow block ball bearing with 3/4" bore, 65° set screw locking, standard duty rating, cast iron housing, DualGuard seals with flingers, 204 series insert, non-expansion design. Powder coated finish for general purpose applications. Maximum speed 7500 rpm. Relubrication enabled.](https://www.mrosupply.com/products/123363/as-markdown/)

## Product's reviews:
- Replacement pillow block bearing - I ordered 2 Dodge Pillow block bearings to replace replace a failed bearing on my chipper and to replace a second bearing as a precaution. I received the both bearings promptly, but discovered that the failed bearing also damaged it's housing. Since the housing without a bearing doesn't seem to be readily available, I requested to return the one bearing and replace it with the complete pillow (housing with bearing). Since I was getting an entirely different part, MROSupply customer support suggested that I get a full refund for the bearing and place a new order for the pillow block (housing with bearing). I have received the pillow block and am waiting for the refund which I expect to receive very soon.
- Bearings - Order arrived on time, could have been packed a little tighter as the boxes the bearings came in were tore up. All is good as i used all of them instead of leaving them set in inventory.
- Bearings - Correct bearings, came the first time!
- Dodge conveyor bushings - The right part, in stock, easy to find, quickly shipped.




## 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.


- What is a bearing and what does it do?: A bearing is a mechanical component that enables smooth rotational or linear motion by reducing friction between moving parts. Bearings support loads and facilitate the transfer of forces between moving elements, preventing direct metal-to-metal contact that would cause wear and heat buildup.
Rolling element bearings contain balls or rollers that rotate within races (raceways) to minimize friction. Common types include ball bearings (used for moderate loads and high speeds), roller bearings (used for heavy loads at medium speeds), and angular contact bearings (designed for combined radial and axial loads). Bearings are essential in industrial equipment including motors, pumps, compressors, gearboxes, turbines, and conveyor systems.


- How do I choose the right bearing for my application?: Bearing selection depends on five key factors:
1. Load Type and Direction — Determine whether your application has radial loads (perpendicular to shaft), axial loads (along the shaft), or combined loads. Deep groove ball bearings suit primarily radial loads; tapered roller bearings excel at combined loads; thrust bearings handle pure axial forces.
2. Rotational Speed — Ball bearings support higher speeds with lower friction. Roller bearings are better for medium-speed, heavy-load applications. Verify bearing speed ratings against your operating RPM.
3. Load Capacity — Select a bearing with adequate load capacity for your application. Basic dynamic load rating (C) and basic static load rating (C₀) determine how much load the bearing can safely carry.
4. Lubrication Requirements — Choose between grease and oil lubrication based on speed, temperature, and load. High-speed or high-temperature applications typically require oil circulation; lower-speed applications can use grease.
5. Precision and Rigidity — Evaluate your application's tolerance for runout deviation. High-precision applications require tighter tolerances and higher-grade bearings.


- What bearing materials are available and which should I use?: Standard bearing materials include:
- Chrome Steel — Premium bearing steel used by SKF, NSK, Timken, and most manufacturers. Offers excellent hardness, fatigue resistance, and durability in standard industrial applications. Most common for ball and roller bearings.
- Stainless Steel — Provides corrosion resistance for applications in wet, humid, or chemically corrosive environments. Used in food processing, marine, and pharmaceutical equipment.
- Ceramic Hybrid Bearings — Combine steel races with ceramic rolling elements. Offer reduced friction, lower heat generation, and higher temperature capability. Used in high-speed, high-precision applications and aerospace.
- Polymeric Bearings — Utilize fluoropolymer composites with embedded graphite or PTFE. Provide low friction in high-speed applications where lubrication film breakdown would be problematic.
Material selection depends on operating environment (temperature, moisture, chemical exposure), speed, load, and precision requirements. Standard chrome steel bearings suit most industrial MRO applications.


- What are dynamic and static load ratings, and why do they matter?: Static Load Rating (C₀) — The maximum load a stationary or slowly rotating bearing can support without permanent deformation of its rolling elements or raceways. Defined by ISO 76 as the load producing 0.01% permanent deformation of the rolling element diameter. Static load capacity is the limiting factor when a bearing operates at very low speeds or remains stationary under heavy loads.
Dynamic Load Rating (C) — The constant load a bearing can endure for a specified number of revolutions (the L10 life, at which 90% of identical bearings are expected to survive). Dynamic load rating determines how long a bearing will last under rotating or oscillating motion. ISO 281 defines the L10 calculation using the formula: L10 = (C/P)^p, where C is dynamic load rating, P is equivalent dynamic load, and p is the life exponent (3 for ball bearings, 10/3 for roller bearings).
Why They Matter — Static load rating determines if a bearing can handle peak loads without permanent damage (even if not rotating). Dynamic load rating determines operational life. For high-speed applications, dynamic rating is critical. For low-speed or stationary loads, static rating may be the limiting factor. Always verify both ratings against your application's load profile.


- What is bearing life (L10) and how does it affect my equipment maintenance?: L10 Life Definition (ISO 281) — L10 is the basic rating life at which 90% of a large group of identical bearings are statistically expected to survive under constant load and speed. It is calculated in millions of revolutions using the formula: L10 = (C/P)^p, where C is the basic dynamic load rating, P is the equivalent dynamic bearing load, and p is the life exponent (3 for ball bearings).
Converting L10 to Operating Hours — To express L10 life in hours: L10h = (L10 × 10^6) / (60 × n), where n is rotational speed in RPM. For example, a bearing with L10 = 1,000 million revolutions operating at 3,600 RPM has approximately L10h ≈ 4,630 hours.
Modified Life (L10a) — Actual bearing life also depends on lubrication quality, contamination, speed, temperature, and bearing accuracy. ISO 281 defines a modified life factor (a₁ × aISO) that adjusts the theoretical L10 for these real-world conditions. High-quality lubrication and proper maintenance can extend bearing life significantly; poor lubrication or high contamination reduces it.
Why It Matters for Maintenance — L10 life helps you schedule preventive maintenance, budget for bearing replacement, and select bearings adequate for your duty cycle.


- How should I maintain and lubricate bearings?: Lubrication Importance — Improper lubrication causes over 40% of bearing failures. Proper bearing lubrication prevents friction damage, dissipates heat, protects against corrosion, and acts as a barrier against contaminants (dust, moisture, debris).
Lubrication Selection — Choose between grease and oil based on:
- Grease: Suitable for low-to-medium speed, sealed bearings, and applications without continuous circulation. Easier to apply and retain. Common for motors, household appliances, and sealed units.
- Oil Mist or Circulating Systems: Better for high-speed applications, high-temperature environments, and heavy-load machinery where heat dissipation is critical.
Best Practices:
1. Map all lubrication points and create a maintenance schedule.
2. Use the correct lubricant type and viscosity grade specified by the bearing manufacturer.
3. Store lubricants in sealed, labeled containers away from moisture and contaminants.
4. Monitor bearing temperature and vibration; unusual heat or noise may indicate inadequate lubrication or bearing wear.
5. Replace bearings before reaching L10 life if contamination or lubrication failure is detected.