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Technical Data Sheet
PartsTable / O-RING / ARP568-217MILG1149TY2CL5
ARP568-217MILG1149TY2CL5 ✓ 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 BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.449 INCHES NOMINAL IN, center_hole_diameter: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN, elongation_percentage: 250 MAXIMUM, 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 5331-00-135-3009, 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
ARP568-217MILG1149TY2CL5
NSN: 5331-00-135-3009
FSC: 5331 — O-RING
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating65.0 SHORE DUROMETER A NOMINAL
outside_diameter1.449 INCHES NOMINAL IN
center_hole_diameter1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
elongation_percentage250 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-135-3009
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ARP568-217MILG1149TY2CL5 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
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.449 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ELONGATION PERCENTAGE250 MAXIMUM
HARDNESS RATING65.0 SHORE DUROMETER A NOMINAL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.449 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
ARP568-217ZZR76 5CL2B70Interchangeable
interchangeable cross-reference
interchangeable
568-217-1235-70Interchangeable
interchangeable cross-reference
interchangeable
AS568-217Interchangeable
interchangeable cross-reference
interchangeable
SMB544229Interchangeable
interchangeable cross-reference
interchangeable
AMS3302Interchangeable
interchangeable cross-reference
interchangeable
MIL-STD-413Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ARP568-217MILG1149TY2CL5?
ARP568-217MILG1149TY2CL5 is a O-RING.
What parts can replace ARP568-217MILG1149TY2CL5?
There are 12 known substitutes for ARP568-217MILG1149TY2CL5: ARP568-217ZZR76 5CL2B70, 568-217-1235-70, AS568-217 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ARP568-217MILG1149TY2CL5?
ARP568-217MILG1149TY2CL5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-135-3009. 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