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5066D3 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5066D3: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.316 INCHES NOMINAL IN, center_hole_diameter: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-291-3301, 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
5066D3
NSN: 5331-00-291-3301
FSC: 5331 — O-ring
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.316 INCHES NOMINAL IN
center_hole_diameter0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-291-3301
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5066D3 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.316 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.316 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 5
SAE-AS3569Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
A25141-008Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AN123958Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
5040-3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS3569-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5066D3?
5066D3 is a O-RING.
What parts can replace 5066D3?
There are 5 known substitutes for 5066D3: SAE-AS3569, A25141-008, AN123958 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5066D3?
5066D3 is cataloged in the U.S. Government catalog under NSN 5331-00-291-3301. This indicates validated use in U.S. government and defense supply chains.
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