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AS3209-345 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS3209-345: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-184-3472, 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
AS3209-345
NSN: 5331-00-184-3472
NIINs: 001843472, 016894533
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN5331-00-184-3472
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3209-345 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
•
TEMP RATING: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 4.357 INCHES MINIMUM AND 4.433 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 3.947 INCHES MINIMUM AND 4.003 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
OUTSIDE DIAMETER4.357 INCHES MINIMUM AND 4.433 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER3.947 INCHES MINIMUM AND 4.003 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 9
M83248/1-345Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-345V1226-75Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
593-7067139-218Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
H577-3302-218Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-345V1164-75Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AMS7276Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3209-345?
AS3209-345 is a O-RING.
What parts can replace AS3209-345?
There are 9 known substitutes for AS3209-345: M83248/1-345, 2-345V1226-75, 593-7067139-218 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3209-345?
AS3209-345 is cataloged in the U.S. Government catalog under NSN 5331-00-184-3472. This indicates validated use in U.S. government and defense supply chains.
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