H204-203 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

H204-203: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1235 INCHES NOMINAL IN, fsc_application_data: PISTON,AIR COMPRESSOR, radial_wall_thickness: 0.0570 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-273-0328, 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

H204-203

NSN: 4310-00-273-0328
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.1235 INCHES NOMINAL IN
fsc_application_data	PISTON,AIR COMPRESSOR
radial_wall_thickness	0.0570 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN
standard_bore_diameter	1.625 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	4310-00-273-0328

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: PISTON,AIR COMPRESSOR

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

JOINT STYLE: VERTICAL JOINT

•

RADIAL WALL THICKNESS: 0.0570 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 1.625 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	PISTON,AIR COMPRESSOR
OVERALL WIDTH	0.1235 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE	VERTICAL JOINT
RADIAL WALL THICKNESS	0.0570 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	1.625 INCHES IN
MATERIAL	IRON OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

181843Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is H204-203?

H204-203 is a RING,PISTON.

What parts can replace H204-203?

There is 1 known substitute for H204-203: 181843. Substitute compatibility should be verified for your specific system.

What is the NSN for H204-203?

H204-203 is cataloged in the U.S. Government catalog under NSN 4310-00-273-0328. This indicates validated use in U.S. government and defense supply chains.

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