20259R — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

20259R: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, overall_width: 0.0940 INCHES NOMINAL IN, fsc_application_data: PISTON,AIR COMPRESSOR, radial_wall_thickness: 0.1420 INCHES NOMINAL IN, standard_bore_diameter: 3.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-865-4947, 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

20259R

NSN: 2805-00-865-4947
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 11247 — LODESTONE CORP DIV OF FEDDERS CORP (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
overall_width	0.0940 INCHES NOMINAL IN
fsc_application_data	PISTON,AIR COMPRESSOR
radial_wall_thickness	0.1420 INCHES NOMINAL IN
standard_bore_diameter	3.250 INCHES IN
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
NSN	2805-00-865-4947

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: PISTON,AIR COMPRESSOR

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

RADIAL WALL THICKNESS: 0.1420 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 3.250 INCHES IN

•

MATERIAL: IRON OVERALL

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	PISTON,AIR COMPRESSOR
OVERALL WIDTH	0.0940 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
RADIAL WALL THICKNESS	0.1420 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	3.250 INCHES IN
MATERIAL	IRON OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

551783Reference document

Same NSN cross-reference

Reference document — Secondary reference

MK2079Reference document

Same NSN cross-reference

Reference document — Secondary reference

XWA552Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 20259R?

20259R is a RING,PISTON.

What parts can replace 20259R?

There are 3 known substitutes for 20259R: 551783, MK2079, XWA552. Substitute compatibility should be verified for your specific system.

What is the NSN for 20259R?

20259R is cataloged in the U.S. Government catalog under NSN 2805-00-865-4947. This indicates validated use in U.S. government and defense supply chains.

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20259R — RING,PISTON

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