PartsTable
Technical Data Sheet
2-236C557-70 ✓ 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: -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN, center_hole_diameter: 3.219 INCHES MINIMUM AND 3.239 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 5331-01-013-3725, 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
2-236C557-70
NSN: 5331-01-013-3725
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
temp_rating-35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN
center_hole_diameter3.219 INCHES MINIMUM AND 3.239 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-01-013-3725
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-236C557-70 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
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
TEMP RATING: -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
OUTSIDE DIAMETER: 3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
MATERIAL: RUBBER CHLOROPRENE CLASS CR
CENTER HOLE DIAMETER: 3.219 INCHES MINIMUM AND 3.239 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
TEMP RATING-35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
OUTSIDE DIAMETER3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
MATERIALRUBBER CHLOROPRENE CLASS CR
CENTER HOLE DIAMETER3.219 INCHES MINIMUM AND 3.239 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
25UU0317Interchangeable
interchangeable cross-reference
interchangeable
17134BInterchangeable
interchangeable cross-reference
interchangeable
17921CInterchangeable
interchangeable cross-reference
interchangeable
AS568-2236Interchangeable
interchangeable cross-reference
interchangeable
2-236C557-70Interchangeable
interchangeable cross-reference
interchangeable
AS568-236Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-236C557-70?
2-236C557-70 is a O-RING.
What parts can replace 2-236C557-70?
There are 12 known substitutes for 2-236C557-70: 25UU0317, 17134B, 17921C and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-236C557-70?
2-236C557-70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-013-3725. This indicates validated use in U.S. government and defense supply chains.
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