728888 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

728888: SEAL,AIR,AIRCRAFT GAS TURBINE EN.

SEAL,AIR,AIRCRAFT GAS TURBINE EN. Key specifications include diameter: 17.500 INCHES NOMINAL IN, material: ALUMINUM ALLOY OVERALL, design_type: COMPRESSOR, overall_length: 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN, end_item_identification: ACFT ENG TF33, engine_section_location: COMPRESSOR. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-161-1080, 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

728888

NSN: 2840-01-161-1080
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

diameter	17.500 INCHES NOMINAL IN
material	ALUMINUM ALLOY OVERALL
design_type	COMPRESSOR
stage_number	4
overall_length	0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
end_item_identification	ACFT ENG TF33
engine_section_location	COMPRESSOR
material_document_and_classification	AMS4125 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	SEAL,AIR,GAS TURBINE ENGINE
NSN	2840-01-161-1080

COMPONENT DIAGRAM

KEY FEATURES

•

STAGE NUMBER: 4

•

DESIGN TYPE: COMPRESSOR

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS4125 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

DIAMETER: 17.500 INCHES NOMINAL IN

•

ENGINE SECTION LOCATION: COMPRESSOR

TECHNICAL CHARACTERISTICS

STAGE NUMBER	4
DESIGN TYPE	COMPRESSOR
MATERIAL DOCUMENT AND CLASSIFICATION	AMS4125 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER	17.500 INCHES NOMINAL IN
OVERALL LENGTH	0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
ENGINE SECTION LOCATION	COMPRESSOR
PART NAME ASSIGNED BY CONTROLLING AGENCY	SEAL,AIR,GAS TURBINE ENGINE
END ITEM IDENTIFICATION	ACFT ENG TF33
MATERIAL	ALUMINUM ALLOY OVERALL

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 728888?

728888 is a SEAL,AIR,AIRCRAFT GAS TURBINE EN.

What is the NSN for 728888?

728888 is cataloged in the U.S. Government catalog under NSN 2840-01-161-1080. This indicates validated use in U.S. government and defense supply chains.

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728888 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

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