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AN6227B-78 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AN6227B-78: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN, center_hole_diameter: 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-618-4602, 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
AN6227B-78
NSN: 5331-00-618-4602
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN
center_hole_diameter10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
cross-sectional_height0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5331-00-618-4602
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AN6227B-78 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: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OUTSIDE DIAMETER11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN
CENTER HOLE DIAMETER10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 9
PS1-30-5-B78Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
287-1004P78Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
M83461/1-451Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4067-70-451Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2-451N219-7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
250S78Reference 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 AN6227B-78?
AN6227B-78 is a O-RING.
What parts can replace AN6227B-78?
There are 9 known substitutes for AN6227B-78: PS1-30-5-B78, 287-1004P78, M83461/1-451 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN6227B-78?
AN6227B-78 is cataloged in the U.S. Government catalog under NSN 5331-00-618-4602. This indicates validated use in U.S. government and defense supply chains.
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