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2154545 — RING,GOVERNOR POSITIONING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2154545: RING,GOVERNOR POSITIONING.

The RING,GOVERNOR POSITIONING is a the manufacturer industrial component. Key specifications include end_item_identification: F-100 AIRCRAFT ENGINE, general_characteristics_item_description: CRES,AMS5665,2.038 IN. MIN,2.039 IN.

MAX,OD IN. This part is cataloged in the U.S. Government catalog under NSN 2840-00-331-5483, 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
2154545
NSN: 2840-00-331-5483
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationF-100 AIRCRAFT ENGINE
general_characteristics_item_descriptionCRES,AMS5665,2.038 IN. MIN,2.039 IN. MAX,OD IN
NSN2840-00-331-5483
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,GOVERNOR POSITIONING TITLE COMPONENT PN 2154545 MFR RING,GOVERNOR POSITION
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CRES,AMS5665,2.038 IN. MIN,2.039 IN. MAX,OD IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCRES,AMS5665,2.038 IN. MIN,2.039 IN. MAX,OD IN
END ITEM IDENTIFICATIONF-100 AIRCRAFT ENGINE
OTHER ITEMS IN FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-000-0048 2840-00-000-0049 2840-00-001-1741 2840-00-001-1743 2840-00-001-2117 2840-00-001-2284 2840-00-001-3922 2840-00-001-4903
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 2154545?
2154545 is a RING,GOVERNOR POSITIONING.
What is the NSN for 2154545?
2154545 is cataloged in the U.S. Government catalog under NSN 2840-00-331-5483. 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.