PartsTable
Technical Data Sheet
2-027C557-70 ✓ 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 CHLOROPRENE CLASS CR, temp_rating: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF, center_hole_diameter: 1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 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 5331-00-283-4609, 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
2-027C557-70
NSN: 5331-00-283-4609
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
temp_rating-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
center_hole_diameter1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-283-4609
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-027C557-70 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
TEMP RATING: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
CENTER HOLE DIAMETER: 1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
CENTER HOLE DIAMETER1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MATERIALRUBBER CHLOROPRENE CLASS CR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AS568-027Interchangeable
interchangeable cross-reference
interchangeable
AMS7271Interchangeable
interchangeable cross-reference
interchangeable
M22050-1-027Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-22050Interchangeable
interchangeable cross-reference
interchangeable
9464K271Interchangeable
interchangeable cross-reference
interchangeable
8599135 ITEM 50Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-027C557-70?
2-027C557-70 is a O-RING.
What parts can replace 2-027C557-70?
There are 12 known substitutes for 2-027C557-70: AS568-027, AMS7271, M22050-1-027 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-027C557-70?
2-027C557-70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-283-4609. This indicates validated use in U.S. government and defense supply chains.
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