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ARP568-222AMS3651 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ARP568-222AMS3651: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, outside_diameter: 1.762 INCHES NOMINAL IN, peripheral_diameter: 1.762 INCHES NOMINAL IN, center_hole_diameter: 1.469 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-419-6653, 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
ARP568-222AMS3651
NSN: 5331-00-419-6653
NIINs: 004196653, 004885574
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
outside_diameter1.762 INCHES NOMINAL IN
peripheral_diameter1.762 INCHES NOMINAL IN
center_hole_diameter1.469 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-00-419-6653
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ARP568-222AMS3651 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.762 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.478 INCHES MINIMUM AND 1.492 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.762 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.478 INCHES MINIMUM AND 1.492 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
SUBSTITUTES & CROSS-REFERENCES 1
000222ELReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ARP568-222AMS3651?
ARP568-222AMS3651 is a O-RING.
What parts can replace ARP568-222AMS3651?
There is 1 known substitute for ARP568-222AMS3651: 000222EL. Substitute compatibility should be verified for your specific system.
What is the NSN for ARP568-222AMS3651?
ARP568-222AMS3651 is cataloged in the U.S. Government catalog under NSN 5331-00-419-6653. 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.