FR84-18 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

FR84-18: 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/DIAGONAL JOINT, overall_width: 0.0440 INCHES NOMINAL IN, special_features: 0.8450 IN. OD IN, surface_treatment: CHROMIUM OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 3040-01-033-2890, 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

FR84-18

NSN: 3040-01-033-2890
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 84596 — AVIATION MANUFACTURING GROUP, LLC DBA THE FREEMAN COMPANY (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL/DIAGONAL JOINT
overall_width	0.0440 INCHES NOMINAL IN
special_features	0.8450 IN. OD IN
surface_treatment	CHROMIUM OVERALL
radial_wall_thickness	0.0440 INCHES NOMINAL IN
end_item_identification	F-15 AIRCRAFT
material_document_and_classification	AMS5621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	3040-01-033-2890

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

JOINT STYLE: VERTICAL/DIAGONAL JOINT

•

RADIAL WALL THICKNESS: 0.0440 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

SURFACE TREATMENT: CHROMIUM OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL WIDTH	0.0440 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
JOINT STYLE	VERTICAL/DIAGONAL JOINT
RADIAL WALL THICKNESS	0.0440 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
SPECIAL FEATURES	0.8450 IN. OD IN
SURFACE TREATMENT	CHROMIUM OVERALL
END ITEM IDENTIFICATION	F-15 AIRCRAFT
MATERIAL	STEEL CORROSION RESISTING OVERALL

OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment

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

3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224

SUBSTITUTES & CROSS-REFERENCES 2

DS8015-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

J3-8019Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 FR84-18?

FR84-18 is a RING,PISTON.

What parts can replace FR84-18?

There are 2 known substitutes for FR84-18: DS8015-18, J3-8019. Substitute compatibility should be verified for your specific system.

What is the NSN for FR84-18?

FR84-18 is cataloged in the U.S. Government catalog under NSN 3040-01-033-2890. This indicates validated use in U.S. government and defense supply chains.

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