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More Information for NATIONAL 4738N
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NATIONAL 4738N  
$1.16
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NATIONAL 4738N Specifications
Helix TypeBi-Directional Lip Design
Housing Bore (Inch)1.969
Housing Bore (MM)50.010
Inside Diameter1.190 in.
Inside Diameter30.230 mm
MaterialPolyacrylate
Outside Diameter1.975 in.
Outside Diameter50.170 mm
Outside Diameter (Inch)1.975
Outside Diameter (MM)50.170
Part DescriptionOil Seal
RedicoatYes
Series4000
Shaft (Inch)1.190
Shaft (MM)30.230
Thickness0.261 In.
Thickness6.630 MM
Type48
Unit of DimensionInch
Width (inch)0.261
Width (MM)6.630
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; single-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: 4539796

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