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AS568-040 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS568-040: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, outside_diameter: 3.004 INCHES NOMINAL IN, center_hole_diameter: 2.849 INCHES MINIMUM AND 2.879 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 5331-00-152-5408, 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
AS568-040
NSN: 5331-00-152-5408
NIINs: 001525408, 004333776, 004710936
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
outside_diameter3.004 INCHES NOMINAL IN
center_hole_diameter2.849 INCHES MINIMUM AND 2.879 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-152-5408
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS568-040 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: 0.062 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.004 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.844 INCHES MINIMUM AND 2.884 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.062 INCHES NOMINAL IN
OUTSIDE DIAMETER3.004 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.844 INCHES MINIMUM AND 2.884 INCHES MAXIMUM IN
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
SUBSTITUTES & CROSS-REFERENCES 3
ARP568-040MILG22050Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
A6689-040-235Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL DTL 33060Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS568-040?
AS568-040 is a O-RING.
What parts can replace AS568-040?
There are 3 known substitutes for AS568-040: ARP568-040MILG22050, A6689-040-235, MIL DTL 33060. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-040?
AS568-040 is cataloged in the U.S. Government catalog under NSN 5331-00-152-5408. This indicates validated use in U.S. government and defense supply chains.
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