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Technical Data Sheet
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A0863 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A0863: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: KC-46 AIRCRAFT, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-032-4356, 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
A0863
NSN: 5330-00-032-4356
NIINs: 000324356, 016701714
FSC: 5330 — Packing and Gasket Materials
CAGE: 15284 — EATON CORPORATION DIV FED (USA)
SPECIFICATIONS
end_item_identificationKC-46 AIRCRAFT
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN5330-00-032-4356
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A0863 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
•
TEMP RATING: 1200.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL THICKNESS: 0.140 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5589 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 4.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 4.492 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY 718 OVERALL
TECHNICAL CHARACTERISTICS
TEMP RATING1200.0 FAHRENHEIT DEGF
CROSS-SECTIONAL THICKNESS0.140 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5589 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER4.500 INCHES NOMINAL IN
APERTURE DIAMETER4.492 INCHES NOMINAL IN
MATERIALNICKEL ALLOY 718 OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
GS570CP0578Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A0578Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
GS570CP0863Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 A0863?
A0863 is a GASKET.
What parts can replace A0863?
There are 3 known substitutes for A0863: GS570CP0578, A0578, GS570CP0863. Substitute compatibility should be verified for your specific system.
What is the NSN for A0863?
A0863 is cataloged in the U.S. Government catalog under NSN 5330-00-032-4356. This indicates validated use in U.S. government and defense supply chains.
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