NATIONAL SEALS part description

Product Description

Engine Crankshaft Seal

Application Summary

1959-1968 Morgan Plus Four (Front) (Liter: 2.1, 2.0 & Engine(cc): 2138, 1991 & Engine(ci): 131, 122, 130 & Cylinder: 4 & Block: L & Bore(in): 3.27, 3.39 & Bore(mm): 83.0, 86.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1957-1961 Triumph TR3A (Front) (Liter: 2.0, 2.1 & Engine(cc): 1991, 2138 & Engine(ci): 122, 130 & Cylinder: 4 & Block: L & Bore(in): 3.27, 3.39 & Bore(mm): 83.0, 86.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1962 Triumph TR3B (Front) (Liter: 2.1 & Engine(cc): 2138 & Engine(ci): 130 & Cylinder: 4 & Block: L & Bore(in): 3.39 & Bore(mm): 86.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1961-1965 Triumph TR4 (Front) (Liter: 2.1, 2.0 & Engine(cc): 2138, 1991 & Engine(ci): 130, 122 & Cylinder: 4 & Block: L & Bore(in): 3.39, 3.27 & Bore(mm): 86.0, 83.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1965-1968 Triumph TR4A (Front) (Liter: 2.1 & Engine(cc): 2138 & Engine(ci): 130 & Cylinder: 4 & Block: L & Bore(in): 3.39 & Bore(mm): 86.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1955-1956 Triumph TR2 (Front) (Liter: 2.0 & Engine(cc): 1991 & Engine(ci): 122 & Cylinder: 4 & Block: L & Bore(in): 3.27 & Bore(mm): 83.0 & Stroke(in): 3.62 & Stroke(mm): 92.0); 1955-1957 Triumph TR3 (Front) (Liter: 2.0 & Engine(cc): 1991 & Engine(ci): 122 & Cylinder: 4 & Block: L & Bore(in): 3.27 & Bore(mm): 83.0 & Stroke(in): 3.62 & Stroke(mm): 92.0)

Features & Benefits

  • Design type: spring loaded; single-lip
  • Temperature range: -40°F to 225°F / -40°C to 107°C
  • Temperature range: -40degF to 225degF / -40degC to 107degC
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair

Product Attributes

Inside Diameter 1.750 IN
Inside Diameter 44.450 MM
Outside Diameter 2.506 IN
Outside Diameter 63.650 MM
Width 0.375 IN
Width 9.530 MM
Material Nitrile
Part Description Oil Seal
Redicoat Yes
Series 450000
Thickness 0.375 IN
Thickness 9.530 MM
Type 45
Unit of Dimension Inch
Housing Bore 2.502 in
Housing Bore 63.550 MM
Shaft Diameter 1.750 IN
Shaft Diameter 44.450 MM
Shaft Diameter 1.750 IN
Housing Bore 63.550 MM
Grade Type Premium

Additional Information

Country of Origin (Primary) MX
Harmonized Tariff Code (Schedule B) 4016931020
Harmonized Tariff Code (HTS) 4016931020
Canadian Harmonizing Tariff Code 4016930000
UPC 00724956131754

Part Interchanges

Fits Vehicles

  • Triumph TR2 (1955-1956)
  • Triumph TR3 (1955-1957)
  • Morgan Plus Four (1959-1968)
  • Triumph TR4A (1965-1968)
  • Triumph TR4 (1961-1965)
  • Triumph TR3B (1962)
  • Triumph TR3A (1957-1961)

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