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Technical Data Sheet
PartsTable / O-RING / AA9221-1640D243
AA9221-1640D243 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-098-7607, 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
AA9221-1640D243
NSN: 5331-01-098-7607
FSC: 5331 — O-RING
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
NSN5331-01-098-7607
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AA9221-1640D243 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER FLUOROSILICONE CLASS FQ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
4283-121Interchangeable
interchangeable cross-reference
interchangeable
VF121Interchangeable
interchangeable cross-reference
interchangeable
1244-154Interchangeable
interchangeable cross-reference
interchangeable
81401Interchangeable
interchangeable cross-reference
interchangeable
WCCF15HX01Interchangeable
interchangeable cross-reference
interchangeable
AA9227-1640D243Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA9221-1640D243?
AA9221-1640D243 is a O-RING.
What parts can replace AA9221-1640D243?
There are 7 known substitutes for AA9221-1640D243: 4283-121, VF121, 1244-154 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA9221-1640D243?
AA9221-1640D243 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-098-7607. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026