555665 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

555665: SEAL,AIR,AIRCRAFT GAS TURBINE EN.

SEAL,AIR,AIRCRAFT GAS TURBINE EN. Key specifications include diameter: 24.900 INCHES NOMINAL IN, material: STEEL OVERALL, design_type: AXIAL COMPRESSOR, stage_number: 10, overall_length: 1.134 INCHES MINIMUM AND 1.154 INCHES MAXIMUM IN, hardness_rating: 30.0 ROCKWELL C NOMINAL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-227-8889, 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

555665

NSN: 2840-00-227-8889
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	24.900 INCHES NOMINAL IN
material	STEEL OVERALL
design_type	AXIAL COMPRESSOR
stage_number	10
overall_length	1.134 INCHES MINIMUM AND 1.154 INCHES MAXIMUM IN
hardness_rating	30.0 ROCKWELL C NOMINAL OVERALL
special_features	T.O. 2J-J75-4, FIG 13, IND 12; CASE-REAR COMPRESSOR FRONT
surface_treatment	NICKEL AND CADMIUM OVERALL
end_item_identification	J-75 AIRCRAFT ENGINE
engine_section_location	COMPRESSOR
criticality_code_justification	CZBJ AND SFTT AND ABMZ AND ABHP AND FEAT
part_name_assigned_by_controlling_agency	ORIGINAL NAME RING,COMPRESSOR ROTOR,AIRCRAFT GAS TURBINE ENGINE
NSN	2840-00-227-8889

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

STAGE NUMBER: 10

•

DESIGN TYPE: AXIAL COMPRESSOR

•

HARDNESS RATING: 30.0 ROCKWELL C NOMINAL OVERALL

•

CRITICALITY CODE JUSTIFICATION: CZBJ AND SFTT AND ABMZ AND ABHP AND FEAT

•

DIAMETER: 24.900 INCHES NOMINAL IN

•

ENGINE SECTION LOCATION: COMPRESSOR

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STAGE NUMBER	10
DESIGN TYPE	AXIAL COMPRESSOR
HARDNESS RATING	30.0 ROCKWELL C NOMINAL OVERALL
CRITICALITY CODE JUSTIFICATION	CZBJ AND SFTT AND ABMZ AND ABHP AND FEAT
DIAMETER	24.900 INCHES NOMINAL IN
OVERALL LENGTH	1.134 INCHES MINIMUM AND 1.154 INCHES MAXIMUM IN
ENGINE SECTION LOCATION	COMPRESSOR
SPECIAL FEATURES	T.O. 2J-J75-4, FIG 13, IND 12; CASE-REAR COMPRESSOR FRONT
SURFACE TREATMENT	NICKEL AND CADMIUM OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

309770Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 555665?

555665 is a SEAL,AIR,AIRCRAFT GAS TURBINE EN.

What parts can replace 555665?

There is 1 known substitute for 555665: 309770. Substitute compatibility should be verified for your specific system.

What is the NSN for 555665?

555665 is cataloged in the U.S. Government catalog under NSN 2840-00-227-8889. This indicates validated use in U.S. government and defense supply chains.

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555665 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

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