Overview
The Dodge P4B-S2-315R (model 070373) is a Type S-2000 pillow block roller bearing unit engineered for industrial automation, conveyor systems, and heavy-duty machinery requiring precise rotational support. This mounted bearing assembly combines a spherical roller insert with a cast-iron pillow block housing to deliver long service life and dependable performance in demanding applications. With its proven Dodge quality and robust construction, this bearing is ideal for transmission shafts and equipment mounting where alignment flexibility and load capacity are critical.
Key Features
- 3-15/16 in (99.2 mm) bore diameter—standard industrial size for common shaft applications
- Type S-2000 spherical roller insert with 615/536 series bearing
- Four-bolt base mount with 12.13 to 12.88 in bolt center-to-center length
- Triple-lip contact seals and Springlok concentric collar locking device for secure shaft retention
- Maximum operating speed: 1075 rpm; temperature range: −100°F to +200°F
- Non-expansion fixed-bearing design; cast-iron construction with black oxide finish
Technical Specifications
- Bore Diameter: 3-15/16 in (99.2 mm)
- Overall Length (OAL): 15-1/4 in (387 mm)
- Overall Height (OAH): 8.44 in (214 mm)
- Base Width: 4-1/2 in (114 mm)
- Base to Bore Centerline: 4-1/4 in (108 mm)
- Bolt Center-to-Center Length: 12.13 to 12.88 in (308–327 mm)
- Dynamic Load Capacity: 83,000 lbf (369 kN)
- Static Load Capacity: 104,000 lbf (463 kN)
- Maximum Speed: 1075 rpm
- Bearing Type: Spherical Roller (Type S-2000, Series 615/536)
- Locking Device: Springlok Concentric Collar
- Seal Type: Trident Triple-Lip Contact
- Operating Temperature: −100°F to +200°F (−73°C to +93°C)
- Housing Material: Cast Iron
- Lubrication: Grease (MobilGrease XHP222)
- Mounting Style: Four-Bolt Pillow Block (Fixed, Non-Expansion)
Typical Applications
The Dodge P4B-S2-315R bearing is widely used in:
- Conveyor and material-handling systems
- Industrial pump and motor mounts
- Gearbox input/output shaft bearings
- Heavy-duty machinery and equipment requiring 3-15/16 in bore support
- Textile, mining, and processing equipment
- Agricultural and construction machinery
Compatibility & Replacements
Compatible With
- Standard industrial 3-15/16 in round shafts
- Four-bolt mounting bases and pedestals
- Mechanical drive systems using Type S-2000 pillow block architecture
- Equipment designed for 1075 rpm maximum operating speed
- Systems requiring cast-iron pillow block housings with triple-lip seals
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The P4B-S2-315R is specific to 3-15/16 in bore Type S-2000 applications; consult the original equipment manual or bearing specification sheet to confirm direct replacement eligibility for your machinery.
Works With
- Dodge bearing selection and interchange guides
- Standard four-bolt pedestal and base-mount systems
- Conventional grease-lubricated bearing housings
- Industrial machinery with −100°F to +200°F operating environments
- Heavy-load power transmission equipment
