5F20-1091-10855 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

5F20-1091-10855: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1550 INCHES NOMINAL IN, fsc_application_data: REFRIGERATION COMPRESSOR, radial_wall_thickness: 0.1100 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-255-9099, 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

5F20-1091-10855

NSN: 2805-00-255-9099
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 19422 — DEMARKUS CORP REFRIGERATION ENGINEERING CORP (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.1550 INCHES NOMINAL IN
fsc_application_data	REFRIGERATION COMPRESSOR
radial_wall_thickness	0.1100 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN
standard_bore_diameter	2.500 INCHES IN
cross-sectional_shape_style	STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
oil_passage_type_and_quantity	8 SLOT HORIZONTALLY THROUGH RING
NSN	2805-00-255-9099

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: REFRIGERATION COMPRESSOR

•

CROSS-SECTIONAL SHAPE STYLE: STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL

•

JOINT STYLE: VERTICAL JOINT

•

OIL PASSAGE TYPE AND QUANTITY: 8 SLOT HORIZONTALLY THROUGH RING

•

RADIAL WALL THICKNESS: 0.1100 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 2.500 INCHES IN

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	REFRIGERATION COMPRESSOR
OVERALL WIDTH	0.1550 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
JOINT STYLE	VERTICAL JOINT
OIL PASSAGE TYPE AND QUANTITY	8 SLOT HORIZONTALLY THROUGH RING
RADIAL WALL THICKNESS	0.1100 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	2.500 INCHES IN
MATERIAL	IRON OVERALL

OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components

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

2805-00-010-2959 2805-00-066-3426 2805-00-326-0797 2805-00-395-7778 2805-00-422-9321 2805-00-447-9114 2805-00-448-0786 2805-00-561-9463

SUBSTITUTES & CROSS-REFERENCES 1

5F20-1091Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 5F20-1091-10855?

5F20-1091-10855 is a RING,PISTON.

What parts can replace 5F20-1091-10855?

There is 1 known substitute for 5F20-1091-10855: 5F20-1091. Substitute compatibility should be verified for your specific system.

What is the NSN for 5F20-1091-10855?

5F20-1091-10855 is cataloged in the U.S. Government catalog under NSN 2805-00-255-9099. This indicates validated use in U.S. government and defense supply chains.

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5F20-1091-10855 — RING,PISTON

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