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Technical Data Sheet
PartsTable / O-RING / 8216-366Y
8216-366Y ✓ 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 SYNTHETIC, center_hole_diameter: 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-257-3605, 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
8216-366Y
NSN: 5331-00-257-3605
FSC: 5331 — O-RING
CAGE: 07322 — MINNESOTA RUBBER CO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
center_hole_diameter1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-257-3605
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8216-366Y 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
•
MATERIAL: RUBBER SYNTHETIC
•
CENTER HOLE DIAMETER: 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
CENTER HOLE DIAMETER1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
5767Interchangeable
interchangeable cross-reference
interchangeable
8216Interchangeable
interchangeable cross-reference
interchangeable
900039-001Interchangeable
interchangeable cross-reference
interchangeable
PTT82Interchangeable
interchangeable cross-reference
interchangeable
NLW25-25Interchangeable
interchangeable cross-reference
interchangeable
042142Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8216-366Y?
8216-366Y is a O-RING.
What parts can replace 8216-366Y?
There are 21 known substitutes for 8216-366Y: 5767, 8216, 900039-001 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8216-366Y?
8216-366Y is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-257-3605. 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