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4037550 — GUIDE,COMBUSTION CHAMBER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4037550: GUIDE,COMBUSTION CHAMBER.

The GUIDE,COMBUSTION CHAMBER is a the manufacturer industrial component. Key specifications include overall_length: 1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN, overall_diameter: 2.790 INCHES MINIMUM AND 2.850 INCHES MAXIMUM IN, special_features: MATL COBALT ALLOY, end_item_identification: ACFT ENG F100, criticality_code_justification: FEAT AND ADAV AND ABHP AND AGAV. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-172-4754, 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
4037550
NSN: 2840-01-172-4754
NIINs: 011724754, 016256481
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
overall_length1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
overall_diameter2.790 INCHES MINIMUM AND 2.850 INCHES MAXIMUM IN
special_featuresMATL COBALT ALLOY
end_item_identificationACFT ENG F100
criticality_code_justificationFEAT AND ADAV AND ABHP AND AGAV
NSN2840-01-172-4754
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,COMBUSTION CHAMBER TITLE COMPONENT PN 4037550 MFR GUIDE,COMBUSTION CHAMB
KEY FEATURES
•
OVERALL DIAMETER: 2.790 INCHES MINIMUM AND 2.850 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: FEAT AND ADAV AND ABHP AND AGAV
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.790 INCHES MINIMUM AND 2.850 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONFEAT AND ADAV AND ABHP AND AGAV
OVERALL LENGTH1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
SPECIAL FEATURESMATL COBALT ALLOY
END ITEM IDENTIFICATIONACFT ENG F100
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 — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4037550?
4037550 is a GUIDE,COMBUSTION CHAMBER.
What is the NSN for 4037550?
4037550 is cataloged in the U.S. Government catalog under NSN 2840-01-172-4754. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.