PartsTable
Technical Data Sheet
3-20N219-7 ✓ 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, temp_rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN, elongation_percentage: 331 MAXIMUM, cross-sectional_height: 0.114 INCHES MINIMUM AND 0.122 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 5331-01-008-6816, 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
3-20N219-7
NSN: 5331-01-008-6816
FSC: 5331 — O-RING
CAGE: 45681 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV CORPORATE HEADQUARTERS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
center_hole_diameter1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
elongation_percentage331 MAXIMUM
cross-sectional_height0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
NSN5331-01-008-6816
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3-20N219-7 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
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TEMP RATING: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
ELONGATION PERCENTAGE: 331 MAXIMUM
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER: 1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TEMP RATING-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
ELONGATION PERCENTAGE331 MAXIMUM
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
5331001651977Interchangeable
interchangeable cross-reference
interchangeable
D11200FF ITEM 33Interchangeable
interchangeable cross-reference
interchangeable
J221P920Interchangeable
interchangeable cross-reference
interchangeable
3-920Interchangeable
interchangeable cross-reference
interchangeable
AS568-920MIL-P- 25732Interchangeable
interchangeable cross-reference
interchangeable
568920-27Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-20N219-7?
3-20N219-7 is a O-RING.
What parts can replace 3-20N219-7?
There are 12 known substitutes for 3-20N219-7: 5331001651977, D11200FF ITEM 33, J221P920 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-20N219-7?
3-20N219-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-008-6816. This indicates validated use in U.S. government and defense supply chains.
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