5198143 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

5198143: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 64.000 OUNCES OZ, diameter: 3.845 INCHES NOMINAL IN, material: IRON MALLEABLE, head_style: CAVITY, oil_groove: NOT INCLUDED, skirt_type: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-784-0727, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

5198143

NSN: 2815-00-784-0727
FSC: 2815 — Diesel Engines and Components
CAGE: 72582 — ROLLS-ROYCE SOLUTIONS AMERICA INC (USA)

SPECIFICATIONS

weight	64.000 OUNCES OZ
diameter	3.845 INCHES NOMINAL IN
material	IRON MALLEABLE
head_style	CAVITY
oil_groove	NOT INCLUDED
skirt_type	SOLID
carbon_groove	NOT INCLUDED
overall_height	5.425 INCHES NOMINAL IN
surface_finish	FINISHED
pin_hole_bushing	INCLUDED
pinhole_diameter	1.3770 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
unable_to_decode	UNABLE TO DECODE
NSN	2815-00-784-0727

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: DIESEL ENGINE,NONAIRCRAFT

•

CARBON GROOVE: NOT INCLUDED

•

RING GROOVE WIDTH: 0.0850 INCHES MINIMUM AND 0.0875 INCHES MAXIMUM FIRST RING IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	5.425 INCHES NOMINAL IN
FSC APPLICATION DATA	DIESEL ENGINE,NONAIRCRAFT
CARBON GROOVE	NOT INCLUDED
RING GROOVE WIDTH	0.0850 INCHES MINIMUM AND 0.0875 INCHES MAXIMUM FIRST RING IN
RING GROOVE WIDTH	0.0980 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM FOURTH RING IN
RING GROOVE WIDTH	0.0980 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM THIRD RING IN
RING GROOVE WIDTH	0.1000 INCHES MINIMUM AND 0.1020 INCHES MAXIMUM SECOND RING IN
RING GROOVE WIDTH	0.1875 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM FIFTH RING IN
RING GROOVE WIDTH	0.1875 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM SIXTH RING IN
DISTANCE BETWEEN PIN BOSSES	1.820 INCHES NOMINAL IN

OTHER ITEMS IN FSC 2815 — Diesel Engines and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813

SUBSTITUTES & CROSS-REFERENCES 2

5198572Reference document

Same NSN cross-reference

Reference document — Secondary reference

2815007840727Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 5198143?

5198143 is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace 5198143?

There are 2 known substitutes for 5198143: 5198572, 2815007840727. Substitute compatibility should be verified for your specific system.

What is the NSN for 5198143?

5198143 is cataloged in the U.S. Government catalog under NSN 2815-00-784-0727. This indicates validated use in U.S. government and defense supply chains.

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5198143 — PISTON,INTERNAL COMBUSTION ENGIN

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