518091 — BOSS,COMPRESSOR CASE,TURBINE ENG

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

518091: BOSS,COMPRESSOR CASE,TURBINE ENG.

BOSS,COMPRESSOR CASE,TURBINE ENG. Key specifications include material: COPPER HEAD, head_style: PAN NO. 2, head_height: 0.090 INCHES NOMINAL IN, thread_class: 2B, head_diameter: 0.187 INCHES NOMINAL IN, fastener_length: 0.250 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 2840-00-554-7668, 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

518091

NSN: 2840-00-554-7668
NIINs: 005547668, 011741701
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	COPPER HEAD
head_style	PAN NO. 2
head_height	0.090 INCHES NOMINAL IN
thread_class	2B
head_diameter	0.187 INCHES NOMINAL IN
fastener_length	0.250 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
internal_drive_style	SLOT
nominal_thread_diameter	0.060 INCHES IN
thread_quantity_per_inch	80
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
NSN	2840-00-554-7668

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: AGAV AND ABHP AND ABMK AND FEAT

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	AGAV AND ABHP AND ABMK AND FEAT
OVERALL LENGTH	4.790 INCHES MINIMUM AND 4.810 INCHES MAXIMUM IN
OVERALL WIDTH	3.365 INCHES MINIMUM AND 3.385 INCHES MAXIMUM IN
SPECIAL FEATURES	MATL TITANIUM ALLOY AMS 4910
END ITEM IDENTIFICATION	ACFT ENG TF30

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 518091?

518091 is a BOSS,COMPRESSOR CASE,TURBINE ENG.

What is the NSN for 518091?

518091 is cataloged in the U.S. Government catalog under NSN 2840-00-554-7668. This indicates validated use in U.S. government and defense supply chains.

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518091 — BOSS,COMPRESSOR CASE,TURBINE ENG

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