NATIONAL
More Information for NATIONAL 4577
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NATIONAL 4577  
$2.12
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$2.12
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NATIONAL 4577 Specifications
Flanged Outside Diameter (in)2.904
Flanged Outside Diameter (MM)73.760
Helix TypeClockwise-Spiral Lip Design
Housing Bore (IN)2.676
Housing Bore (MM)67.970
Inside Diameter (IN)1.874
Inside Diameter (MM)47.600
MaterialPolyacrylate
Outside Diameter (IN)2.682
Outside Diameter (MM)68.120
RedicoatYes
Shaft Diameter (IN)1.874
Shaft Diameter (MM)47.600
Thickness (IN)0.410
Thickness (MM)10.410
Type74
Width (IN)0.410
Width (MM)10.410
NationalŪ Oil Seals & Bearings has built a reputation as one of the most respected names in the industry. They have offered premium sealing and wheel end solutions for more than 75 years. Their design and engineering teams keep pace with the industry and provide advanced solutions for today's vehicles.

Features & Benefits:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20°F to 300°F / -29°C to 49°C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
OEM / Interchange Numbers: 867749, 8677749

Closeout Inventory Warranty Information:
Wholesaler Closeout items have a 30 day warranty (but still are covered by our Return Policy).

NATIONAL Regular Inventory Warranty Information:
12 Months