D25747-335 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

D25747-335: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, overall_width: 0.1870 INCHES NOMINAL IN, fsc_application_data: TURBINE,STEAM, radial_wall_thickness: 0.1520 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN, standard_bore_diameter: 4.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 2825-00-271-9045, 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

D25747-335

NSN: 2825-00-271-9045
FSC: 2825 — Steam Turbines and Components
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
overall_width	0.1870 INCHES NOMINAL IN
fsc_application_data	TURBINE,STEAM
radial_wall_thickness	0.1520 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN
standard_bore_diameter	4.000 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	2825-00-271-9045

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: TURBINE,STEAM

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

RADIAL WALL THICKNESS: 0.1520 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 4.000 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	TURBINE,STEAM
OVERALL WIDTH	0.1870 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
RADIAL WALL THICKNESS	0.1520 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	4.000 INCHES IN
MATERIAL	IRON OVERALL

OTHER ITEMS IN FSC 2825 — Steam Turbines and Components

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

2825-00-001-8040 2825-00-001-8041 2825-00-001-8042 2825-00-001-8043 2825-00-001-8044 2825-00-003-0377 2825-00-003-8649 2825-00-004-9102

SUBSTITUTES & CROSS-REFERENCES 2

D30404PC191Reference document

Same NSN cross-reference

Reference document — Secondary reference

D30340-191Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 D25747-335?

D25747-335 is a RING,PISTON.

What parts can replace D25747-335?

There are 2 known substitutes for D25747-335: D30404PC191, D30340-191. Substitute compatibility should be verified for your specific system.

What is the NSN for D25747-335?

D25747-335 is cataloged in the U.S. Government catalog under NSN 2825-00-271-9045. This indicates validated use in U.S. government and defense supply chains.

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D25747-335 — RING,PISTON

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