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Technical Data Sheet
AMS3209 ✓ 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 RUBBER ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, center_hole_diameter: 6.694 INCHES MINIMUM AND 6.774 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, end_item_identification: CRR-3G PUMP VACUUM, 126-34858-000, 535 RPM, 5.6 CFM, DISCHARGE PRESSURE 265 PSI MAX; LOGISTICS SUPPORT VESSEL G. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-007-1028, 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
AMS3209
NSN: 5331-00-007-1028
FSC: 5331 — O-RING
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
center_hole_diameter6.694 INCHES MINIMUM AND 6.774 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
end_item_identificationCRR-3G PUMP VACUUM, 126-34858-000, 535 RPM, 5.6 CFM, DISCHARGE PRESSURE 265 PSI MAX; LOGISTICS SUPPORT VESSEL G
NSN5331-00-007-1028
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AMS3209 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
CENTER HOLE DIAMETER: 0.978 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
TEMP RATING: -35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER: 1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.978 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
TEMP RATING-35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.244 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
MATERIALRUBBER CHLOROPRENE CLASS CR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
4680-214Interchangeable
interchangeable cross-reference
interchangeable
772-8329001 ITEM NO 2Interchangeable
interchangeable cross-reference
interchangeable
10159954Interchangeable
interchangeable cross-reference
interchangeable
AS568-214Interchangeable
interchangeable cross-reference
interchangeable
2-214N103-7Interchangeable
interchangeable cross-reference
interchangeable
934611Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AMS3209?
AMS3209 is a RUBBER ROUND SECTION.
What parts can replace AMS3209?
There are 29 known substitutes for AMS3209: 4680-214, 772-8329001 ITEM NO 2, 10159954 and 26 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AMS3209?
AMS3209 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-007-1028. This indicates validated use in U.S. government and defense supply chains.
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