1249NA-69020 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1249NA-69020: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1840 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM IN, surface_treatment: NITRIDE OVERALL, radial_wall_thickness: 0.0620 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2825-00-066-6031, 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

1249NA-69020

NSN: 2825-00-066-6031
FSC: 2825 — Steam Turbines and Components
CAGE: 82328 — DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.1840 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM IN
surface_treatment	NITRIDE OVERALL
radial_wall_thickness	0.0620 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM IN
cross-sectional_shape_style	STRAIGHT FACE, DOUBLE SCRAPER
oil_passage_type_and_quantity	1 GROOVE HORIZONTALLY THROUGH RING
material_document_and_classification	QQ-S-763 CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	2825-00-066-6031

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: STRAIGHT FACE, DOUBLE SCRAPER

•

JOINT STYLE: VERTICAL JOINT

•

OIL PASSAGE TYPE AND QUANTITY: 1 GROOVE HORIZONTALLY THROUGH RING

•

RADIAL WALL THICKNESS: 0.0620 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM IN

•

RING STYLE: CONCENTRIC

•

SURFACE TREATMENT: NITRIDE OVERALL

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	0.1840 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	STRAIGHT FACE, DOUBLE SCRAPER
JOINT STYLE	VERTICAL JOINT
OIL PASSAGE TYPE AND QUANTITY	1 GROOVE HORIZONTALLY THROUGH RING
RADIAL WALL THICKNESS	0.0620 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM IN
RING STYLE	CONCENTRIC
SURFACE TREATMENT	NITRIDE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

660092Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

NA69020PC1249Reference 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 1249NA-69020?

1249NA-69020 is a RING,PISTON.

What parts can replace 1249NA-69020?

There are 2 known substitutes for 1249NA-69020: 660092, NA69020PC1249. Substitute compatibility should be verified for your specific system.

What is the NSN for 1249NA-69020?

1249NA-69020 is cataloged in the U.S. Government catalog under NSN 2825-00-066-6031. This indicates validated use in U.S. government and defense supply chains.

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