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64A90B121 — FLANGE,OPENING,FUEL STORAGE TANK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

64A90B121: FLANGE,OPENING,FUEL STORAGE TANK.

FLANGE,OPENING,FUEL STORAGE TANK. This part is cataloged in the U.S. Government catalog under NSN 2910-00-948-3687, 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
64A90B121
NSN: 2910-00-948-3687
FSC: 2910 — Engine Fuel System Components, Nonaircraft
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM; 5.625 IN. OD; 3.000 IN. ID; 0.062 IN. MATERIAL THK; 0.562 IN. H; 12 HOLES 0.281 IN. DIA; BOLT CIRCLE 4.750 IN. DIA IN
NSN2910-00-948-3687
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FLANGE,OPENING,FUEL STORAGE TANK TITLE COMPONENT PN 64A90B121 MFR FLANGE,OPENING,FUEL ST
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM; 5.625 IN. OD; 3.000 IN. ID; 0.062 IN. MATERIAL THK; 0.562 IN. H; 12 HOLES 0.281 IN. DIA; BOLT CIRCLE 4.750 IN. DIA IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM; 5.625 IN. OD; 3.000 IN. ID; 0.062 IN. MATERIAL THK; 0.562 IN. H; 12 HOLES 0.281 IN. DIA; BOLT CIRCLE 4.750 IN. DIA IN
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 64A90B121?
64A90B121 is a FLANGE,OPENING,FUEL STORAGE TANK.
What is the NSN for 64A90B121?
64A90B121 is cataloged in the U.S. Government catalog under NSN 2910-00-948-3687. 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.