H204-388 — RING SET,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

H204-388: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include standard_bore_diameter: 4.500 INCHES IN, ring_set_component_parts: COMPRESSION RING,H18-496,35301,2,EXPANDER RING,H18-498,35301,1; OIL RING,H18-491,35301,1. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-005-7628, 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

H204-388

NSN: 4310-00-005-7628
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)

SPECIFICATIONS

standard_bore_diameter	4.500 INCHES IN
ring_set_component_parts	COMPRESSION RING,H18-496,35301,2,EXPANDER RING,H18-498,35301,1; OIL RING,H18-491,35301,1
piston_accommodation_quantity	1
NSN	4310-00-005-7628

COMPONENT DIAGRAM

KEY FEATURES

•

RING SET COMPONENT PARTS: COMPRESSION RING,H18-496,35301,2,EXPANDER RING,H18-498,35301,1; OIL RING,H18-491,35301,1

•

PISTON ACCOMMODATION QUANTITY: 1

•

STANDARD BORE DIAMETER: 4.500 INCHES IN

TECHNICAL CHARACTERISTICS

RING SET COMPONENT PARTS	COMPRESSION RING,H18-496,35301,2,EXPANDER RING,H18-498,35301,1; OIL RING,H18-491,35301,1
PISTON ACCOMMODATION QUANTITY	1
STANDARD BORE DIAMETER	4.500 INCHES IN

OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps

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

4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755

SUBSTITUTES & CROSS-REFERENCES 2

H18-496--G AND H18-497Reference document

Same NSN cross-reference

Reference document — Secondary reference

H18-498-HReference document

Same NSN cross-reference

Reference document — Secondary reference

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 H204-388?

H204-388 is a RING SET,PISTON.

What parts can replace H204-388?

There are 2 known substitutes for H204-388: H18-496--G AND H18-497, H18-498-H. Substitute compatibility should be verified for your specific system.

What is the NSN for H204-388?

H204-388 is cataloged in the U.S. Government catalog under NSN 4310-00-005-7628. This indicates validated use in U.S. government and defense supply chains.

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H204-388 — RING SET,PISTON

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