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Y33 — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

Y33: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL, body_style: PLAIN, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN, overall_length: 4.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-339-2553, 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
Y33
NSN: 2805-00-339-2553
NIINs: 003392553, 003546214, 009483906
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 27554 — WILDFIRE PACIFIC INC (USA)
SPECIFICATIONS
materialSTEEL
body_stylePLAIN
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
overall_length4.125 INCHES NOMINAL IN
width_across_flats0.922 INCHES NOMINAL IN
concentric_hole_depth1.750 INCHES NOMINAL IN
radial_wall_thickness0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
first_end_thread_class2A A
standard_bore_diameter2.125 INCHES IN
first_end_thread_length1.125 INCHES NOMINAL IN
NSN2805-00-339-2553
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN Y33 MFR RING,PISTON
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: STRAIGHT FACE, DOUBLE SCRAPER
•
JOINT STYLE: VERTICAL JOINT
•
OIL PASSAGE TYPE AND QUANTITY: 1 GROOVE OUTSIDE PERIPHERY
•
RADIAL WALL THICKNESS: 0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
•
RING STYLE: CONCENTRIC
•
STANDARD BORE DIAMETER: 2.125 INCHES IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESTRAIGHT FACE, DOUBLE SCRAPER
JOINT STYLEVERTICAL JOINT
OIL PASSAGE TYPE AND QUANTITY1 GROOVE OUTSIDE PERIPHERY
RADIAL WALL THICKNESS0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
RING STYLECONCENTRIC
STANDARD BORE DIAMETER2.125 INCHES IN
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
262772PC25Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Y33?
Y33 is a RING,PISTON.
What parts can replace Y33?
There is 1 known substitute for Y33: 262772PC25. Substitute compatibility should be verified for your specific system.
What is the NSN for Y33?
Y33 is cataloged in the U.S. Government catalog under NSN 2805-00-339-2553. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.