4070870 — CASE,DIFFUSER,AIRCRAFT GAS TURBI

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4070870: CASE,DIFFUSER,AIRCRAFT GAS TURBI.

CASE,DIFFUSER,AIRCRAFT GAS TURBI. Key specifications include design_type: AXIAL COMPRESSOR, special_features: THIS NSN IS AN F100 FRACTURE CRITICAL PART; THIS ITEM IS ALSO BEING MODIFIED TO P/N 4084189; DO NOT GRP PER IM/ES, end_item_identification: ACFT ENG F100-PW-100/200, engine_section_location: DIFFUSER, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-209-9051, 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

4070870

NSN: 2840-01-209-9051
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

design_type	AXIAL COMPRESSOR
special_features	THIS NSN IS AN F100 FRACTURE CRITICAL PART; THIS ITEM IS ALSO BEING MODIFIED TO P/N 4084189; DO NOT GRP PER IM/ES
end_item_identification	ACFT ENG F100-PW-100/200
engine_section_location	DIFFUSER
criticality_code_justification	FEAT
NSN	2840-01-209-9051

COMPONENT DIAGRAM

KEY FEATURES

•

DESIGN TYPE: AXIAL COMPRESSOR

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

ENGINE SECTION LOCATION: DIFFUSER

TECHNICAL CHARACTERISTICS

DESIGN TYPE	AXIAL COMPRESSOR
CRITICALITY CODE JUSTIFICATION	FEAT
ENGINE SECTION LOCATION	DIFFUSER
SPECIAL FEATURES	THIS NSN IS AN F100 FRACTURE CRITICAL PART; THIS ITEM IS ALSO BEING MODIFIED TO P/N 4084189; DO NOT GRP PER IM/ES
END ITEM IDENTIFICATION	ACFT ENG F100-PW-100/200

SUBSTITUTES & CROSS-REFERENCES 1

4068322Reference 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 — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 4070870?

4070870 is a CASE,DIFFUSER,AIRCRAFT GAS TURBI.

What parts can replace 4070870?

There is 1 known substitute for 4070870: 4068322. Substitute compatibility should be verified for your specific system.

What is the NSN for 4070870?

4070870 is cataloged in the U.S. Government catalog under NSN 2840-01-209-9051. This indicates validated use in U.S. government and defense supply chains.

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4070870 — CASE,DIFFUSER,AIRCRAFT GAS TURBI

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