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AS568-004 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS568-004: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 0.210 INCHES NOMINAL IN, center_hole_diameter: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN, elongation_percentage: 150 MAXIMUM, cross-sectional_height: 0.070 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-087-3768, 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
AS568-004
NSN: 5331-00-087-3768
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter0.210 INCHES NOMINAL IN
center_hole_diameter0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
elongation_percentage150 MAXIMUM
cross-sectional_height0.070 INCHES NOMINAL IN
NSN5331-00-087-3768
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-004 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
•
OUTSIDE DIAMETER: 0.210 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 150 MAXIMUM
•
CENTER HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.070 INCHES NOMINAL IN
OUTSIDE DIAMETER0.210 INCHES NOMINAL IN
ELONGATION PERCENTAGE150 MAXIMUM
CENTER HOLE DIAMETER0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 1
MIL-R-6855 CL 1 GR 80Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS568-004?
AS568-004 is a O-RING.
What parts can replace AS568-004?
There is 1 known substitute for AS568-004: MIL-R-6855 CL 1 GR 80. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-004?
AS568-004 is cataloged in the U.S. Government catalog under NSN 5331-00-087-3768. This indicates validated use in U.S. government and defense supply chains.
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