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2-021N0552-90 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-021N0552-90: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 0.930 INCHES NOMINAL IN, cross-sectional_height: 0.070 INCHES NOMINAL IN, end_item_identification: 2330-01-304-2278;TRUCK,PALLETIZED LOADING. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-469-1835, 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
2-021N0552-90
NSN: 5331-01-469-1835
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating90.0 SHORE DUROMETER A NOMINAL
center_hole_diameter0.930 INCHES NOMINAL IN
cross-sectional_height0.070 INCHES NOMINAL IN
end_item_identification2330-01-304-2278;TRUCK,PALLETIZED LOADING
NSN5331-01-469-1835
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-021N0552-90 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: 0.070 INCHES NOMINAL IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.930 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.070 INCHES NOMINAL IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.930 INCHES NOMINAL IN
END ITEM IDENTIFICATION2330-01-304-2278;TRUCK,PALLETIZED LOADING
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 1
ABCReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-021N0552-90?
2-021N0552-90 is a O-RING.
What parts can replace 2-021N0552-90?
There is 1 known substitute for 2-021N0552-90: ABC. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-021N0552-90?
2-021N0552-90 is cataloged in the U.S. Government catalog under NSN 5331-01-469-1835. This indicates validated use in U.S. government and defense supply chains.
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