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2-172 AMS3209 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-172 AMS3209: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, outside_diameter: 8.443 INCHES NOMINAL IN, center_hole_diameter: 8.187 INCHES MINIMUM AND 8.287 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-123-5581, 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
2-172 AMS3209
NSN: 5331-01-123-5581
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
outside_diameter8.443 INCHES NOMINAL IN
center_hole_diameter8.187 INCHES MINIMUM AND 8.287 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-01-123-5581
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-172 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
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 8.443 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 8.187 INCHES MINIMUM AND 8.287 INCHES MAXIMUM IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER8.443 INCHES NOMINAL IN
CENTER HOLE DIAMETER8.187 INCHES MINIMUM AND 8.287 INCHES MAXIMUM IN
MATERIALRUBBER CHLOROPRENE CLASS CR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 4
K70-0058Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-172 C557-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-172 C873-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ARP568-172Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-172 AMS3209?
2-172 AMS3209 is a O-RING.
What parts can replace 2-172 AMS3209?
There are 4 known substitutes for 2-172 AMS3209: K70-0058, 2-172 C557-70, 2-172 C873-70 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-172 AMS3209?
2-172 AMS3209 is cataloged in the U.S. Government catalog under NSN 5331-01-123-5581. This indicates validated use in U.S. government and defense supply chains.
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