# Link-Belt KWFXS2E20D 10441158 KFXS200 3-Bolt Flange Ball Bearing 1" Bore Set Screw Lock - MROSupply.com

***Link-Belt KWFXS2E20D (mfg part 10441158) is a KFXS200 series 3-bolt flange ball bearing with a 1" bore (25.40 mm) and set screw locking. It features a cast iron housing, single lip contact seal, and C3 internal clearance. Designed for intermediate-duty applications, this fixed (non-expansion) unit supports radial loads with a dynamic rating of 4390 lbf and static rating of 2530 lbf.***



## Product details:

- Catalog number: 10441158
- SKU: 494169
- Price: ***$114.11*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Link-Belt](https://www.mrosupply.com/brands/link-belt/)
- Category: 
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 1.300 lb
- UPC: 793699538151
- Returns: Yes
- 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
  

  
- Adjustment slot width (in): Inactive in
  

  
- Adjustment Slot Width (mm): True mm
  

  
- Auxiliary seals: SEE DESC
  

  
- Available end cap: See AUX cap kit
  

  
- Bearing coating material: Black oxide
  

  
- Bearing Insert Material: 52100 Bearing Steel
  

  
- Bolt hole spacing (width) (in): 4.606
  

  
- Bore Shape: Straight
  

  
- Bore size (in): 1 in
  

  
- Cage Material: Molded fiber glass reinforced nylon
  

  
- Cage Type: Ball Riding Retainer
  

  
- Distance between bolt holes (in): 4.61
  

  
- Distance from Mounting Surface to Cap Face (in): 2 11/64 in
  

  
- Distance from Mounting Surface to Inside of Cap Face (in): 2 3/32 in
  

  
- Distance from mounting surface to outer most bearing face (in): 1 3/4 in
  

  
- Duty/Series: Intermediate duty
  

  
- Fixed vs. Expansion: Fixed
  

  
- Foot Height (in): 1.02
  

  
- Grease Fitting Thread Size: RP 1/8 par
  

  
- Height: 2.13
  

  
- Housing Color: Black
  

  
- Housing construction: One Piece
  

  
- Housing length (in): 5 53/64 in
  

  
- Housing material: Polyamide
  

  
- Housing style: Flange Block
  

  
- Housing type: Flange, Two Bolt
  

  
- Insert: SG2E20ELK8299A
  

  
- Length: 6.88
  

  
- Length Through Bore (in): 1.344
  

  
- Lubrication type: Mobil FM222 food grade H1
  

  
- Max distance between bolt holes (in): E Lip Seal;E1 Viton Seal;FF Free Running;HFF Free Running;MHFF Free Running
  

  
- Maximum Speed (RPM): 5600 rpm
  

  
- Maximum Temperature (C): 70 C
  

  
- Maximum Temperature (F): 158 F
  

  
- Misalignment Capability: ±2.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Mounted clearance: C3 standard
  

  
- Mounting bolt size (in): 3/8 in
  

  
- Mounting Housing Width (in): 1 1/64 in
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height to End Cap (in): 2.17
  

  
- Pilot Configuration: No Pilot
  

  
- Radial Dynamic Load Capacity (lb): 4390 lb
  

  
- Radial Static Load Capacity (lb): 2530 lb
  

  
- Retainer type: Nylon
  

  
- Rolling element: Ball Bearing
  

  
- Seal type: Single lip contact seal
  

  
- Setscrew torque (in-lbs): 165-185 in/lbs
  

  
- Shaft locking: Set Screw
  

  
- Size code: 206
  

  
- Special lube fitting: Housing plugged
  

  
- Special lube percent: 100% grease fill
  

  
- Unit of dimension: in
  

  
- Vibration frequency fundamental train: 0.0067 cps
  

  
- Vibration frequency inner ring defect: 0.0905 cps
  

  
- Vibration frequency outer ring defect: 0.0595 cps
  

  
- Vibration frequency roller spin: 0.0385 cps
  

  
- Volume: 0.257
  

  
- Volume unit: GLL
  

  
- Width: 4.06
  
## Product documents / software:

- [Link-Belt Klean-Gard SS200 Series Ball Bearings](https://documents.mrosupply.com/product_documents/K2/K2126CBLK/SS200-Series-Ball-Bearings_Installation-Manual_zRsFa1j.pdf)






## 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.