639062-2 — SEAL,METALLIC,AIRCRAFT GAS TURBI

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

639062-2: SEAL,METALLIC,AIRCRAFT GAS TURBI.

SEAL,METALLIC,AIRCRAFT GAS TURBI. Key specifications include material: STEEL COMP 303 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, pitch_diameter: 0.3750 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 24. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-069-7474, 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

639062-2

NSN: 2840-00-069-7474
NIINs: 000697474, 013279868
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 83259 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV COMPOSITE SEALING SYSTEMS DIVISION (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
pitch_diameter	0.3750 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	24
style_designator	HUBLESS
attachment_method	MOUNTING HOLE
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.410 INCHES IN
bore_nominal_diameter	0.187 INCHES BOTH ENDS IN
end_item_identification	6665-01-164-9938 RADIACMETER
NSN	2840-00-069-7474

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: ABMK AND ABHP

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	ABMK AND ABHP
OVERALL LENGTH	1.710 INCHES MINIMUM AND 1.726 INCHES MAXIMUM IN
OVERALL WIDTH	0.812 INCHES NOMINAL IN
SPECIAL FEATURES	T.O. 2J-T56-14; GOES ON THE ACCESSORY DRIVE HOUSING ASSY
END ITEM IDENTIFICATION	ACFT ENG T-56

SUBSTITUTES & CROSS-REFERENCES 3

CA-9263Reference document

Same NSN cross-reference

Reference document — Secondary reference

6846359Reference document

Same NSN cross-reference

Reference document — Secondary reference

2840PL1021654Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 639062-2?

639062-2 is a SEAL,METALLIC,AIRCRAFT GAS TURBI.

What parts can replace 639062-2?

There are 3 known substitutes for 639062-2: CA-9263, 6846359, 2840PL1021654. Substitute compatibility should be verified for your specific system.

What is the NSN for 639062-2?

639062-2 is cataloged in the U.S. Government catalog under NSN 2840-00-069-7474. This indicates validated use in U.S. government and defense supply chains.

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639062-2 — SEAL,METALLIC,AIRCRAFT GAS TURBI

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