National 223420 Engine Crankshaft Seal - Front or Right

Name: National 223420 Engine Crankshaft Seal - Front or Right
Brand: National
SKU: BCZK-223420
Price: 19.13 USD
Availability: InStock

Right

319 vehicles fit this part

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OE Direct Replacement — Bolt-on fit, no modifications needed

Fitment: Mazda, Kia, Nissan, INFINITI, Mercury, Ford, and Daihatsu, Miata, Spectra, Frontier, Xterra, Protege, Protege5, G20, Sportage, 626, Villager, Quest, Sephia, Sentra, QX4, Pathfinder, 200SX, Probe, MX-6, Escort, MX-3, Tracer, Pickup, Capri, D21, Maxima, B2200, NX, Charade, Rocky, M30, 323, 300ZX, Pulsar NX, Stanza, Multi, B2000, Lynx, Tempo, and Topaz

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Overview of National Engine Crankshaft Seal 223420

The National 223420 engine crankshaft seal is designed to provide reliable sealing performance for various Ford, Nissan, Mazda, and Kia vehicles. Engineered with a fluoro-elastomer sealing material and a clockwise-spiral lip design, this oil seal ensures effective protection against oil leaks and contamination.

Inside diameter: 1.339 inches (34.000 mm)
Outside diameter: 1.898 inches (48.200 mm)
Thickness: 0.276 inches (7.000 mm)
Helix type: Clockwise-spiral lip design for enhanced sealing
Material: Durable fluoro-elastomer for heat and chemical resistance
Compatible with multiple vehicle makes and models

Technical Details and Specifications

The National 223420 crankshaft seal features a 1.339-inch (34 mm) inside diameter and a 1.898-inch (48.2 mm) outside diameter, fitting housing bores of approximately 1.890 inches (48 mm). Its 0.276-inch (7 mm) thickness provides a secure fit and effective sealing surface. The clockwise-spiral lip design helps maintain consistent contact with the crankshaft, reducing the risk of oil leakage under various operating conditions. Constructed from fluoro-elastomer, this seal offers resistance to high temperatures, oils, and automotive fluids, making it suitable for demanding engine environments.

Compatible Vehicles and Applications

This engine crankshaft seal is compatible with a range of vehicles, including Ford Escort, Tempo, and Probe; Nissan 200SX, 300ZX, Sentra, and Pathfinder; Mazda 323, 626, Miata, MX-3, MX-6, and Protege; Kia Sportage and Sephia; Mercury Capri and Villager; and Infiniti QX4 and G20 models. The part number 223420 ensures precise fitment for these applications, supporting proper engine sealing and performance.

Common Issues Addressed by the National 223420 Seal

Prevents oil leaks around the crankshaft area
Reduces contamination ingress into the engine
Minimizes wear on the crankshaft and surrounding components
Maintains engine oil pressure and efficiency
Helps avoid costly engine repairs due to seal failure

Installation Notes and Tips

When installing the National 223420 crankshaft seal, ensure the housing bore is clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral lip design for optimal performance. Lubricate the seal lip lightly with clean engine oil before installation to reduce initial wear. Follow vehicle-specific service manual instructions for torque specifications and installation procedures.

Quality Assurance and Warranty

National engine crankshaft seals are manufactured to meet industry standards for durability and performance. The fluoro-elastomer material and precision design contribute to long service life under normal operating conditions. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in the 223420 part number.

Brand	National
Part Number	223420
Helix Type	Clockwise-Spiral Lip Design
Housing Bore (Inch)	1.890
Housing Bore (MM)	48.000
Inside Diameter	1.339
Inside Diameter	34.000
Material	Fluoro-Elastomer
Outside Diameter	1.898
Outside Diameter	48.200
Outside Diameter (Inch)	1.898
Outside Diameter (mm)	48.200
Part Description	Oil Seal
Sealing Material	Fluoro-Elastomer
Series	220000
Shaft (Inch)	1.339
Shaft (MM)	34.000
Thickness	0.276
Thickness	7.000
Type	32
Unit of Dimension	Metric
Width (Inch)	0.276
Width (mm)	7.000

This part fits 319 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position
2005	Mazda	Miata	1.8L	L4	Right
2004	Kia	Spectra	1.8L	L4	N/A
2004	Mazda	Miata	1.8L	L4	Right
2004	Nissan	Frontier	3.3L	V6	N/A
2004	Nissan	Xterra	3.3L	V6	N/A
2003	Kia	Spectra	1.8L	L4	N/A
2003	Mazda	Miata	1.8L	L4	Right
2003	Mazda	Protege	2.0L	L4	N/A
2003	Mazda	Protege	1.6L	L4	N/A
2003	Mazda	Protege5	2.0L	L4	N/A
2003	Nissan	Frontier	3.3L	V6	N/A
2003	Nissan	Xterra	3.3L	V6	N/A
2002	INFINITI	G20	2.0L	L4	N/A
2002	Kia	Spectra	1.8L	L4	N/A
2002	Kia	Sportage	2.0L	L4	Front
2002	Kia	Sportage	2.0L	L4	N/A
2002	Mazda	626	2.0L	L4	N/A
2002	Mazda	Miata	1.8L	L4	Right
2002	Mazda	Protege	2.0L	L4	N/A
2002	Mazda	Protege	1.6L	L4	N/A
2002	Mazda	Protege5	2.0L	L4	N/A
2002	Mercury	Villager	3.3L	V6	N/A
2002	Nissan	Frontier	3.3L	V6	N/A
2002	Nissan	Quest	3.3L	V6	N/A
2002	Nissan	Xterra	3.3L	V6	N/A
2001	INFINITI	G20	2.0L	L4	N/A
2001	Kia	Sephia	1.8L	L4	N/A
2001	Kia	Spectra	1.8L	L4	N/A
2001	Kia	Sportage	2.0L	L4	Front
2001	Kia	Sportage	2.0L	L4	N/A
2001	Mazda	626	2.0L	L4	N/A
2001	Mazda	Miata	1.8L	L4	Right
2001	Mazda	Protege	2.0L	L4	N/A
2001	Mazda	Protege	1.6L	L4	N/A
2001	Mercury	Villager	3.3L	V6	N/A
2001	Nissan	Frontier	3.3L	V6	N/A
2001	Nissan	Quest	3.3L	V6	N/A
2001	Nissan	Sentra	2.0L	L4	N/A
2001	Nissan	Xterra	3.3L	V6	N/A
2000	INFINITI	G20	2.0L	L4	N/A
2000	INFINITI	QX4	3.3L	V6	N/A
2000	Kia	Sephia	1.8L	L4	N/A
2000	Kia	Spectra	1.8L	L4	N/A
2000	Kia	Sportage	2.0L	L4	Front
2000	Kia	Sportage	2.0L	L4	N/A
2000	Mazda	626	2.0L	L4	N/A
2000	Mazda	Miata	1.8L	L4	Right
2000	Mazda	Protege	1.8L	L4	Right
2000	Mazda	Protege	1.6L	L4	N/A
2000	Mercury	Villager	3.3L	V6	N/A
2000	Nissan	Frontier	3.3L	V6	N/A
2000	Nissan	Pathfinder	3.3L	V6	N/A
2000	Nissan	Quest	3.3L	V6	N/A
2000	Nissan	Sentra	2.0L	L4	N/A
2000	Nissan	Xterra	3.3L	V6	N/A
1999	INFINITI	G20	2.0L	L4	N/A
1999	INFINITI	QX4	3.3L	V6	N/A
1999	Kia	Sephia	1.8L	L4	N/A
1999	Kia	Sportage	2.0L	L4	Front
1999	Kia	Sportage	2.0L	L4	N/A
1999	Mazda	626	2.0L	L4	N/A
1999	Mazda	Miata	1.8L	L4	N/A
1999	Mazda	Protege	1.8L	L4	N/A
1999	Mazda	Protege	1.6L	L4	N/A
1999	Mercury	Villager	3.3L	V6	N/A
1999	Nissan	Frontier	3.3L	V6	N/A
1999	Nissan	Pathfinder	3.3L	V6	N/A
1999	Nissan	Quest	3.3L	V6	N/A
1999	Nissan	Sentra	1.6L	L4	N/A
1999	Nissan	Sentra	2.0L	L4	N/A
1998	INFINITI	QX4	3.3L	V6	N/A
1998	Kia	Sephia	1.8L	L4	N/A
1998	Kia	Sportage	2.0L	L4	Front
1998	Kia	Sportage	2.0L	L4	N/A
1998	Mazda	626	2.0L	L4	N/A
1998	Mazda	Protege	1.8L	L4	N/A
1998	Mazda	Protege	1.5L	L4	N/A
1998	Mercury	Villager	3.0L	V6	N/A
1998	Nissan	200SX	2.0L	L4	N/A
1998	Nissan	200SX	1.6L	L4	N/A
1998	Nissan	Pathfinder	3.3L	V6	N/A
1998	Nissan	Quest	3.0L	V6	N/A
1998	Nissan	Sentra	1.6L	L4	N/A
1998	Nissan	Sentra	2.0L	L4	N/A
1997	Ford	Probe	2.0L	L4	N/A
1997	INFINITI	QX4	3.3L	V6	N/A
1997	Kia	Sephia	1.8L	L4	N/A
1997	Kia	Sephia	1.6L	L4	N/A
1997	Kia	Sportage	2.0L	L4	Front
1997	Kia	Sportage	2.0L	L4	N/A
1997	Mazda	626	2.0L	L4	N/A
1997	Mazda	Miata	1.8L	L4	N/A
1997	Mazda	MX-6	2.0L	L4	N/A
1997	Mazda	Protege	1.8L	L4	N/A
1997	Mazda	Protege	1.5L	L4	N/A
1997	Mercury	Villager	3.0L	V6	N/A
1997	Nissan	200SX	2.0L	L4	N/A
1997	Nissan	200SX	1.6L	L4	N/A
1997	Nissan	Pathfinder	3.3L	V6	N/A
1997	Nissan	Quest	3.0L	V6	N/A
1997	Nissan	Sentra	1.6L	L4	N/A
1997	Nissan	Sentra	2.0L	L4	N/A
1996	Ford	Escort	1.8L	L4	N/A
1996	Ford	Probe	2.0L	L4	N/A
1996	INFINITI	G20	2.0L	L4	N/A
1996	Kia	Sephia	1.8L	L4	N/A
1996	Kia	Sephia	1.6L	L4	N/A
1996	Kia	Sportage	2.0L	L4	Front
1996	Kia	Sportage	2.0L	L4	N/A
1996	Mazda	626	2.0L	L4	N/A
1996	Mazda	Miata	1.8L	L4	N/A
1996	Mazda	MX-3	1.6L	L4	N/A
1996	Mazda	MX-6	2.0L	L4	N/A
1996	Mazda	Protege	1.8L	L4	N/A
1996	Mazda	Protege	1.5L	L4	N/A
1996	Mercury	Tracer	1.8L	L4	N/A
1996	Mercury	Villager	3.0L	V6	N/A
1996	Nissan	200SX	2.0L	L4	N/A
1996	Nissan	200SX	1.6L	L4	N/A
1996	Nissan	Pathfinder	3.3L	V6	N/A
1996	Nissan	Quest	3.0L	V6	N/A
1996	Nissan	Sentra	1.6L	L4	N/A
1996	Nissan	Sentra	2.0L	L4	N/A
1995	Ford	Escort	1.8L	L4	N/A
1995	Ford	Probe	2.0L	L4	N/A
1995	INFINITI	G20	2.0L	L4	N/A
1995	Kia	Sephia	1.6L	L4	N/A
1995	Kia	Sephia	1.8L	L4	N/A
1995	Kia	Sportage	2.0L	L4	Front
1995	Kia	Sportage	2.0L	L4	N/A
1995	Mazda	626	2.0L	L4	N/A
1995	Mazda	Miata	1.8L	L4	N/A
1995	Mazda	MX-3	1.6L	L4	N/A
1995	Mazda	MX-6	2.0L	L4	N/A
1995	Mazda	Protege	1.8L	L4	N/A
1995	Mazda	Protege	1.5L	L4	N/A
1995	Mercury	Tracer	1.8L	L4	N/A
1995	Mercury	Villager	3.0L	V6	N/A
1995	Nissan	200SX	2.0L	L4	N/A
1995	Nissan	200SX	1.6L	L4	N/A
1995	Nissan	Pathfinder	3.0L	V6	N/A
1995	Nissan	Pickup	3.0L	V6	N/A
1995	Nissan	Quest	3.0L	V6	N/A
1995	Nissan	Sentra	1.6L	L4	N/A
1994	Ford	Escort	1.8L	L4	N/A
1994	Ford	Probe	2.0L	L4	N/A
1994	INFINITI	G20	2.0L	L4	N/A
1994	Mazda	626	2.0L	L4	N/A
1994	Mazda	Miata	1.8L	L4	N/A
1994	Mazda	MX-3	1.6L	L4	N/A
1994	Mazda	MX-6	2.0L	L4	N/A
1994	Mazda	Protege	1.8L	L4	N/A
1994	Mercury	Capri	1.6L	L4	N/A
1994	Mercury	Tracer	1.8L	L4	N/A
1994	Mercury	Villager	3.0L	V6	N/A
1994	Nissan	D21	3.0L	V6	N/A
1994	Nissan	Maxima	3.0L	V6	N/A
1994	Nissan	Pathfinder	3.0L	V6	N/A
1994	Nissan	Quest	3.0L	V6	N/A
1994	Nissan	Sentra	1.6L	L4	N/A
1994	Nissan	Sentra	2.0L	L4	N/A
1993	Ford	Escort	1.8L	L4	N/A
1993	Ford	Probe	2.0L	L4	N/A
1993	INFINITI	G20	2.0L	L4	N/A
1993	Mazda	626	2.0L	L4	N/A
1993	Mazda	B2200	2.2L	L4	Front
1993	Mazda	B2200	2.2L	L4	N/A
1993	Mazda	Miata	1.6L	L4	N/A
1993	Mazda	MX-6	2.0L	L4	N/A
1993	Mazda	Protege	1.8L	L4	N/A
1993	Mercury	Capri	1.6L	L4	N/A
1993	Mercury	Tracer	1.8L	L4	N/A
1993	Mercury	Villager	3.0L	V6	N/A
1993	Nissan	D21	3.0L	V6	N/A
1993	Nissan	Maxima	3.0L	V6	N/A
1993	Nissan	NX	1.6L	L4	N/A
1993	Nissan	NX	2.0L	L4	N/A
1993	Nissan	Pathfinder	3.0L	V6	N/A
1993	Nissan	Quest	3.0L	V6	N/A
1993	Nissan	Sentra	1.6L	L4	N/A
1993	Nissan	Sentra	2.0L	L4	N/A
1992	Ford	Escort	1.8L	L4	N/A
1992	Ford	Probe	2.2L	L4	N/A
1992	Ford	Probe	2.2L	L4	Front
1992	INFINITI	G20	2.0L	L4	N/A
1992	INFINITI	M30	3.0L	V6	N/A
1992	Mazda	626	2.2L	L4	Front
1992	Mazda	626	2.2L	L4	N/A
1992	Mazda	B2200	2.2L	L4	Front
1992	Mazda	B2200	2.2L	L4	N/A
1992	Mazda	Miata	1.6L	L4	N/A
1992	Mazda	MX-6	2.2L	L4	Front
1992	Mazda	MX-6	2.2L	L4	N/A
1992	Mazda	Protege	1.8L	L4	N/A
1992	Mercury	Capri	1.6L	L4	N/A
1992	Mercury	Tracer	1.8L	L4	N/A
1992	Nissan	D21	3.0L	V6	N/A
1992	Nissan	Maxima	3.0L	V6	N/A
1992	Nissan	NX	1.6L	L4	N/A
1992	Nissan	NX	2.0L	L4	N/A
1992	Nissan	Pathfinder	3.0L	V6	N/A
1992	Nissan	Sentra	1.6L	L4	N/A
1992	Nissan	Sentra	2.0L	L4	N/A
1991	Ford	Escort	1.8L	L4	N/A
1991	Ford	Probe	2.2L	L4	N/A
1991	Ford	Probe	2.2L	L4	Front
1991	INFINITI	G20	2.0L	L4	N/A
1991	INFINITI	M30	3.0L	V6	N/A
1991	Mazda	626	2.2L	L4	Front
1991	Mazda	626	2.2L	L4	N/A
1991	Mazda	B2200	2.2L	L4	Front
1991	Mazda	B2200	2.2L	L4	N/A
1991	Mazda	Miata	1.6L	L4	N/A
1991	Mazda	MX-6	2.2L	L4	Front
1991	Mazda	MX-6	2.2L	L4	N/A
1991	Mazda	Protege	1.8L	L4	N/A
1991	Mercury	Capri	1.6L	L4	N/A
1991	Mercury	Tracer	1.8L	L4	N/A
1991	Nissan	D21	3.0L	V6	N/A
1991	Nissan	Maxima	3.0L	V6	N/A
1991	Nissan	NX	1.6L	L4	N/A
1991	Nissan	NX	2.0L	L4	N/A
1991	Nissan	Pathfinder	3.0L	V6	N/A
1991	Nissan	Sentra	1.6L	L4	N/A
1991	Nissan	Sentra	2.0L	L4	N/A
1990	Ford	Probe	2.2L	L4	N/A
1990	Ford	Probe	2.2L	L4	Front
1990	INFINITI	M30	3.0L	V6	N/A
1990	Mazda	626	2.2L	L4	Front
1990	Mazda	626	2.2L	L4	N/A
1990	Mazda	B2200	2.2L	L4	Front
1990	Mazda	B2200	2.2L	L4	N/A
1990	Mazda	Miata	1.6L	L4	N/A
1990	Mazda	MX-6	2.2L	L4	Front
1990	Mazda	MX-6	2.2L	L4	N/A
1990	Mazda	Protege	1.8L	L4	N/A
1990	Nissan	D21	3.0L	V6	N/A
1990	Nissan	Maxima	3.0L	V6	N/A
1990	Nissan	Pathfinder	3.0L	V6	N/A
1989	Ford	Probe	2.2L	L4	Front
1989	Ford	Probe	2.2L	L4	N/A
1989	Mazda	323	1.6L	L4	N/A
1989	Mazda	626	2.2L	L4	Front
1989	Mazda	626	2.2L	L4	N/A
1989	Mazda	B2200	2.2L	L4	Front
1989	Mazda	B2200	2.2L	L4	N/A
1989	Mazda	MX-6	2.2L	L4	Front
1989	Mazda	MX-6	2.2L	L4	N/A
1989	Nissan	300ZX	3.0L	V6	N/A
1989	Nissan	D21	3.0L	V6	N/A
1989	Nissan	Maxima	3.0L	V6	N/A
1989	Nissan	Pathfinder	3.0L	V6	N/A
1989	Nissan	Pulsar NX	1.8L	L4	N/A
1988	Mazda	323	1.6L	L4	N/A
1988	Mazda	626	2.2L	L4	Front
1988	Mazda	626	2.2L	L4	N/A
1988	Mazda	B2200	2.2L	L4	Front
1988	Mazda	B2200	2.2L	L4	N/A
1988	Mazda	MX-6	2.2L	L4	Front
1988	Mazda	MX-6	2.2L	L4	N/A
1988	Nissan	200SX	3.0L	V6	N/A
1988	Nissan	200SX	2.0L	L4	N/A
1988	Nissan	300ZX	3.0L	V6	N/A
1988	Nissan	D21	3.0L	V6	N/A
1988	Nissan	Maxima	3.0L	V6	N/A
1988	Nissan	Pathfinder	3.0L	V6	N/A
1988	Nissan	Pulsar NX	1.8L	L4	N/A
1987	Ford	Escort	2.0L	L4	N/A
1987	Mazda	626	2.0L	L4	Front
1987	Mazda	626	2.0L	L4	N/A
1987	Mazda	B2000	2.0L	L4	Front
1987	Mazda	B2000	2.0L	L4	N/A
1987	Mazda	B2200	2.2L	L4	Front
1987	Mazda	B2200	2.2L	L4	N/A
1987	Mercury	Lynx	2.0L	L4	N/A
1987	Nissan	200SX	3.0L	V6	N/A
1987	Nissan	200SX	1.8L	L4	N/A
1987	Nissan	200SX	2.0L	L4	N/A
1987	Nissan	300ZX	3.0L	V6	N/A
1987	Nissan	D21	3.0L	V6	N/A
1987	Nissan	Maxima	3.0L	V6	N/A
1987	Nissan	Pathfinder	3.0L	V6	N/A
1987	Nissan	Sentra	1.7L	L4	Front
1986	Ford	Escort	2.0L	L4	N/A
1986	Ford	Tempo	2.0L	L4	N/A
1986	Mazda	626	2.0L	L4	Front
1986	Mazda	626	2.0L	L4	N/A
1986	Mazda	B2000	2.0L	L4	Front
1986	Mazda	B2000	2.0L	L4	N/A
1986	Mercury	Lynx	2.0L	L4	N/A
1986	Mercury	Topaz	2.0L	L4	N/A
1986	Nissan	200SX	2.0L	L4	N/A
1986	Nissan	200SX	1.8L	L4	N/A
1986	Nissan	300ZX	3.0L	V6	N/A
1986	Nissan	D21	3.0L	V6	N/A
1986	Nissan	Maxima	3.0L	V6	N/A
1986	Nissan	Sentra	1.7L	L4	Front
1985	Ford	Escort	2.0L	L4	N/A
1985	Ford	Tempo	2.0L	L4	N/A
1985	Mazda	626	2.0L	L4	Front
1985	Mazda	626	2.0L	L4	N/A
1985	Mercury	Lynx	2.0L	L4	N/A
1985	Mercury	Topaz	2.0L	L4	N/A
1985	Nissan	200SX	2.0L	L4	N/A
1985	Nissan	200SX	1.8L	L4	N/A
1985	Nissan	300ZX	3.0L	V6	N/A
1985	Nissan	Maxima	3.0L	V6	N/A
1985	Nissan	Sentra	1.7L	L4	Front
1984	Ford	Escort	2.0L	L4	N/A
1984	Ford	Tempo	2.0L	L4	N/A
1984	Mazda	626	2.0L	L4	Front
1984	Mazda	626	2.0L	L4	N/A
1984	Mercury	Lynx	2.0L	L4	N/A
1984	Mercury	Topaz	2.0L	L4	N/A
1984	Nissan	200SX	2.0L	L4	N/A
1984	Nissan	200SX	1.8L	L4	N/A
1984	Nissan	300ZX	3.0L	V6	N/A
1984	Nissan	Sentra	1.7L	L4	Front
1983	Nissan	Sentra	1.7L	L4	Front

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

022.170052-3289052-3322052-40410F801-10-6020FE01-10-6020K013-10-60213042-0B00113042-16A0513042-16A1013042-D010013042-D0101134251342613429142021431615-0051815-0110715-011141901667119016671B21421-3X0002234204799366864677247S420T90043-1114490043-11144-00090043-1121190043-11211-000E43E6700DE43Z6700DE92Z6700AF12Z6700AF285-10-602F32Z6700BF32Z6700CF3XY6K292AF3XZ-6700-BAF801-10-602FE01-10-602FE02-10-602FEG1-10-602FS05-10-602FS05-10-602AKS13429L49-8696L49-8777L49-9307NJ285NJ324S420T

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.