25321-177 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

25321-177: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, overall_width: 0.2500 INCHES NOMINAL IN, radial_wall_thickness: 0.1560 INCHES NOMINAL IN, standard_bore_diameter: 4.500 INCHES IN, cross-sectional_shape_style: PLAIN RECTANGULAR, STRAIGHT FACE. This part is cataloged in the U.S.

Government catalog under NSN 2825-00-293-6699, 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

25321-177

NSN: 2825-00-293-6699
FSC: 2825 — Steam Turbines and Components
CAGE: 04537 — ATWOOD & MORRILL CO., INC. DBA WEIR VALVES AND CONTROLS USA (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
overall_width	0.2500 INCHES NOMINAL IN
radial_wall_thickness	0.1560 INCHES NOMINAL IN
standard_bore_diameter	4.500 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	2825-00-293-6699

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

RADIAL WALL THICKNESS: 0.1560 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 4.500 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	0.2500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
RADIAL WALL THICKNESS	0.1560 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	4.500 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.

2825-00-001-8044 2825-00-036-3377 2825-00-146-0122 2825-00-373-0694 2825-00-388-6912

SUBSTITUTES & CROSS-REFERENCES 4

W5586012SH5PC42Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

CV9S6100-30PC42Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

BB55S61-47PC42Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

BB55S61-43PC42Same 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 25321-177?

25321-177 is a RING,PISTON.

What parts can replace 25321-177?

There are 4 known substitutes for 25321-177: W5586012SH5PC42, CV9S6100-30PC42, BB55S61-47PC42 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 25321-177?

25321-177 is cataloged in the U.S. Government catalog under NSN 2825-00-293-6699. This indicates validated use in U.S. government and defense supply chains.

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