70204-030 — RING SET,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

70204-030: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include bore_diameter_oversize: 0.030 INCHES IN, standard_bore_diameter: 2.500 INCHES IN, ring_set_component_parts: COMPRESSION RING,DC155S30,66289,2,OIL RING,DC157S30,66289,1,SCRAPER RING,DC155-1S30,@66289,1. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-374-3115, 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

70204-030

NSN: 2805-00-374-3115
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 77220 — DANA CORP ENGINE PRODUCTS DIV (USA)

SPECIFICATIONS

bore_diameter_oversize	0.030 INCHES IN
standard_bore_diameter	2.500 INCHES IN
ring_set_component_parts	COMPRESSION RING,DC155S30,66289,2,OIL RING,DC157S30,66289,1,SCRAPER RING,DC155-1S30,@66289,1
piston_accommodation_quantity	1
NSN	2805-00-374-3115

COMPONENT DIAGRAM

KEY FEATURES

•

BORE DIAMETER OVERSIZE: 0.030 INCHES IN

•

RING SET COMPONENT PARTS: COMPRESSION RING,DC155S30,66289,2,OIL RING,DC157S30,66289,1,SCRAPER RING,DC155-1S30,@66289,1

•

PISTON ACCOMMODATION QUANTITY: 1

•

STANDARD BORE DIAMETER: 2.500 INCHES IN

TECHNICAL CHARACTERISTICS

BORE DIAMETER OVERSIZE	0.030 INCHES IN
RING SET COMPONENT PARTS	COMPRESSION RING,DC155S30,66289,2,OIL RING,DC157S30,66289,1,SCRAPER RING,DC155-1S30,@66289,1
PISTON ACCOMMODATION QUANTITY	1
STANDARD BORE DIAMETER	2.500 INCHES IN

OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components

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

2805-00-000-4022 2805-00-001-0029 2805-00-001-3527 2805-00-001-3844 2805-00-001-3854 2805-00-001-6154 2805-00-001-6164 2805-00-001-6575

SUBSTITUTES & CROSS-REFERENCES 2

42737-030Reference document

Same NSN cross-reference

Reference document — Secondary reference

7077-030Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 70204-030?

70204-030 is a RING SET,PISTON.

What parts can replace 70204-030?

There are 2 known substitutes for 70204-030: 42737-030, 7077-030. Substitute compatibility should be verified for your specific system.

What is the NSN for 70204-030?

70204-030 is cataloged in the U.S. Government catalog under NSN 2805-00-374-3115. This indicates validated use in U.S. government and defense supply chains.

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70204-030 — RING SET,PISTON

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