4021784 — SEAT,BEARING SEAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4021784: SEAT,BEARING SEAL.

The SEAT,BEARING SEAL is a the manufacturer industrial component. Key specifications include end_item_identification: ACFT ENG F-100, general_characteristics_item_description: STEEL,AMS6322 OR AMS6323, part_name_assigned_by_controlling_agency: SEAT BEARING. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-343-7440, 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

4021784

NSN: 2840-00-343-7440
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

end_item_identification	ACFT ENG F-100
general_characteristics_item_description	STEEL,AMS6322 OR AMS6323
part_name_assigned_by_controlling_agency	SEAT BEARING
NSN	2840-00-343-7440

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,AMS6322 OR AMS6323

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	STEEL,AMS6322 OR AMS6323
PART NAME ASSIGNED BY CONTROLLING AGENCY	SEAT BEARING
END ITEM IDENTIFICATION	ACFT ENG F-100

OTHER ITEMS IN FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components

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

2840-00-000-0048 2840-00-000-0049 2840-00-001-1741 2840-00-001-1743 2840-00-001-2117 2840-00-001-2284 2840-00-001-3922 2840-00-001-4903

SUBSTITUTES & CROSS-REFERENCES 2

2840PL0664236Reference document

Same NSN cross-reference

Reference document — Informative reference only

4088879Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 4021784?

4021784 is a SEAT,BEARING SEAL.

What parts can replace 4021784?

There are 2 known substitutes for 4021784: 2840PL0664236, 4088879. Substitute compatibility should be verified for your specific system.

What is the NSN for 4021784?

4021784 is cataloged in the U.S. Government catalog under NSN 2840-00-343-7440. This indicates validated use in U.S. government and defense supply chains.

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4021784 — SEAT,BEARING SEAL

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