639307 — DISK,COMPRESSOR,AIRCRAFT GAS TUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

639307: DISK,COMPRESSOR,AIRCRAFT GAS TUR.

DISK,COMPRESSOR,AIRCRAFT GAS TUR. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 60.0 MILLIMETERS NOMINAL MM, overall_width: 31.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-176-3734, 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

639307

NSN: 2840-00-176-3734
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_shape	STRAIGHT
bore_diameter	60.0 MILLIMETERS NOMINAL MM
overall_width	31.0 MILLIMETERS NOMINAL MM
surface_finish	GROUND
locating_feature	ONE DIRECTION
style_designator	SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING WITH ONE ROLLER RETAINMENT RING ON OUTER, NON-SEPARABLE
overall_outside_diameter	130.0 MILLIMETERS NOMINAL MM
internal_fit-up_designation	STANDARD
standard_tolerance_designation	RBEC NO.1
NSN	2840-00-176-3734

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 4

716707Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

716807Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

629907Reference document

Same NSN cross-reference

Reference document — Secondary reference

633407Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 639307?

639307 is a DISK,COMPRESSOR,AIRCRAFT GAS TUR.

What parts can replace 639307?

There are 4 known substitutes for 639307: 716707, 716807, 629907 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 639307?

639307 is cataloged in the U.S. Government catalog under NSN 2840-00-176-3734. This indicates validated use in U.S. government and defense supply chains.

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639307 — DISK,COMPRESSOR,AIRCRAFT GAS TUR

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