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Technical Data Sheet
PartsTable / O-RING / 3-10B181-9
3-10B181-9 ✓ 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, temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.934 INCHES MINIMUM AND 0.964 INCHES MAXIMUM IN, center_hole_diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, cross-sectional_height: 0.094 INCHES MINIMUM AND 0.100 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 5331-00-151-4125, 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
3-10B181-9
NSN: 5331-00-151-4125
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter0.934 INCHES MINIMUM AND 0.964 INCHES MAXIMUM IN
center_hole_diameter0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
cross-sectional_height0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
NSN5331-00-151-4125
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3-10B181-9 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
•
CENTER HOLE DIAMETER: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.934 INCHES MINIMUM AND 0.964 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
TEMP RATING: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.934 INCHES MINIMUM AND 0.964 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
CROSS-SECTIONAL HEIGHT0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
MATERIALRUBBER SYNTHETIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
A-A-2312Interchangeable
interchangeable cross-reference
interchangeable
GGG-F-325 TY9STBInterchangeable
interchangeable cross-reference
interchangeable
GGG-F-325Interchangeable
interchangeable cross-reference
interchangeable
13051Interchangeable
interchangeable cross-reference
interchangeable
10811Interchangeable
interchangeable cross-reference
interchangeable
666092-690Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-10B181-9?
3-10B181-9 is a O-RING.
What parts can replace 3-10B181-9?
There are 16 known substitutes for 3-10B181-9: A-A-2312, GGG-F-325 TY9STB, GGG-F-325 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-10B181-9?
3-10B181-9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-151-4125. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026