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National Bearings 4577 | Automatic Transmission Torque Converter Seal

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$9.00
Part Number
NAT4577
Condition:
New
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National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

BRAND: National

FEATURES:

  • Buick Lucerne AT 11-06; Cadillac Allante AT 93; DeVille AT 05-94; DTS AT 11-06; Eldorado AT 02-93; Seville AT 04-93; Oldsmobile Aurora AT 03-95; Pontiac Bonneville AT 05-04
  • Auto Trans Torque Conv. Seal
  • National 4577 Auto Trans Torque Conv. Seal
  • Resistance to EP lubricants
  • Auto Trans Torque Conv. Seal
  • Design type: spring loaded; multi-lip
  • Low swell in hydrocarbon fluids
  • Temperature range: -20°F to 300°F / -29°C to 49°C
  • Delivers quality and reliable performance for every type of repair

SPECIFICS:

Flanged Outside Diameter (Inch)2.904
Flanged Outside Diameter (MM)73.760
Helix TypeClockwise-Spiral Lip Design
Housing Bore (Inch)2.676
Housing Bore (MM)67.970
Inside Diameter47.600
Inside Diameter1.874
MaterialPolyacrylate
Outside Diameter2.682
Outside Diameter68.120
Outside Diameter (Inch)2.682
Outside Diameter (MM)68.120
Part DescriptionOil Seal
RedicoatYes
Series4000
Shaft (Inch)1.874
Shaft (MM)47.600
Thickness0.410
Thickness10.410
Type74
Unit of DimensionInch
Width (Inch)0.410
Width (MM)10.410

DOWNLOADS:

INTERCHANGE:

  • ATP: JO-127
  • Chicago Rawhide: 18953
  • General Motors: 867749
  • TransTec: B29758
  • SKF: 18953
  • Chicago Rawhide: 18744A
  • General Motors: 8677749

APPLICATIONS:

  • 1995-1999 Oldsmobile Aurora
  • 1993-2004 Cadillac Seville
  • 2001-2003 Oldsmobile Aurora
  • 1993-1993 Cadillac Allante
  • 2006-2011 Buick Lucerne
  • 1994-2005 Cadillac DeVille
  • 2004-2005 Pontiac Bonneville
  • 2006-2011 Cadillac DTS
  • 1993-2002 Cadillac Eldorado

Product type:
Aftermarket



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