549-8397 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

549-8397: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, special_features: MATERIAL:IRON CASTING;GAGE DIAMETER:4.530 INCHES; IN, radial_wall_thickness: 3.5 MILLIMETERS NOMINAL MM, end_item_identification: EXCAVATOR,CRAWLER, part_name_assigned_by_controlling_agency: TOP PISTON RING. This part is cataloged in the U.S.

Government catalog under NSN 2805-01-718-6857, 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

549-8397

NSN: 2805-01-718-6857
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
special_features	MATERIAL:IRON CASTING;GAGE DIAMETER:4.530 INCHES; IN
radial_wall_thickness	3.5 MILLIMETERS NOMINAL MM
end_item_identification	EXCAVATOR,CRAWLER
part_name_assigned_by_controlling_agency	TOP PISTON RING
NSN	2805-01-718-6857

COMPONENT DIAGRAM

KEY FEATURES

•

JOINT STYLE: VERTICAL JOINT

•

RADIAL WALL THICKNESS: 3.5 MILLIMETERS NOMINAL MM

•

RING STYLE: CONCENTRIC

TECHNICAL CHARACTERISTICS

JOINT STYLE	VERTICAL JOINT
RADIAL WALL THICKNESS	3.5 MILLIMETERS NOMINAL MM
RING STYLE	CONCENTRIC
SPECIAL FEATURES	MATERIAL:IRON CASTING;GAGE DIAMETER:4.530 INCHES; IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	TOP PISTON RING
END ITEM IDENTIFICATION	EXCAVATOR,CRAWLER

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.

2805-00-000-4022 2805-00-001-0029 2805-00-001-3527 2805-00-001-3844 2805-00-001-3854 2805-00-001-6154 2805-00-001-6164 2805-00-001-6575

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 549-8397?

549-8397 is a RING,PISTON.

What is the NSN for 549-8397?

549-8397 is cataloged in the U.S. Government catalog under NSN 2805-01-718-6857. This indicates validated use in U.S. government and defense supply chains.

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549-8397 — RING,PISTON

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