708343 — SEAL,METALLIC,AIRCRAFT GAS TURBI

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

708343: SEAL,METALLIC,AIRCRAFT GAS TURBI.

SEAL,METALLIC,AIRCRAFT GAS TURBI. Key specifications include diameter: 4.900 INCHES NOMINAL IN, material: GRAPHITE OVERALL, overall_length: 0.450 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN, end_item_identification: J-57 AIRCRAFT GAS TURBINE ENGINE, engine_section_location: TURBINE, criticality_code_justification: CZBJ AND ABMZ AND ABHP. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-091-7628, 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

708343

NSN: 2840-00-091-7628
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 52661 — RTX CORPORATION DIV PRATT & WHITNEY (USA)

SPECIFICATIONS

diameter	4.900 INCHES NOMINAL IN
material	GRAPHITE OVERALL
overall_length	0.450 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
end_item_identification	J-57 AIRCRAFT GAS TURBINE ENGINE
engine_section_location	TURBINE
criticality_code_justification	CZBJ AND ABMZ AND ABHP
part_name_assigned_by_controlling_agency	SEAL FACE,BEARING,TURBINE ENGINE
NSN	2840-00-091-7628

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: CZBJ AND ABMZ AND ABHP

•

DIAMETER: 4.900 INCHES NOMINAL IN

•

ENGINE SECTION LOCATION: TURBINE

•

MATERIAL: GRAPHITE OVERALL

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	CZBJ AND ABMZ AND ABHP
DIAMETER	4.900 INCHES NOMINAL IN
OVERALL LENGTH	0.450 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
ENGINE SECTION LOCATION	TURBINE
PART NAME ASSIGNED BY CONTROLLING AGENCY	SEAL FACE,BEARING,TURBINE ENGINE
END ITEM IDENTIFICATION	J-57 AIRCRAFT GAS TURBINE ENGINE
MATERIAL	GRAPHITE OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

565728Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 708343?

708343 is a SEAL,METALLIC,AIRCRAFT GAS TURBI.

What parts can replace 708343?

There is 1 known substitute for 708343: 565728. Substitute compatibility should be verified for your specific system.

What is the NSN for 708343?

708343 is cataloged in the U.S. Government catalog under NSN 2840-00-091-7628. This indicates validated use in U.S. government and defense supply chains.

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708343 — SEAL,METALLIC,AIRCRAFT GAS TURBI

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