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1163479-18 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1163479-18: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF, outside_diameter: 9.262 INCHES NOMINAL IN, center_hole_diameter: 226.180 MILLIMETERS MINIMUM AND 229.220 MILLIMETERS MAXIMUM MM, cross-sectional_height: 3.400 MILLIMETERS MINIMUM AND 3.660 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-045-2953, 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
1163479-18
NSN: 5331-01-045-2953
FSC: 5331 — O-ring
CAGE: 05824 — AEROJET ROCKETDYNE INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
outside_diameter9.262 INCHES NOMINAL IN
center_hole_diameter226.180 MILLIMETERS MINIMUM AND 229.220 MILLIMETERS MAXIMUM MM
cross-sectional_height3.400 MILLIMETERS MINIMUM AND 3.660 MILLIMETERS MAXIMUM MM
NSN5331-01-045-2953
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1163479-18 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: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 3.400 MILLIMETERS MINIMUM AND 3.660 MILLIMETERS MAXIMUM MM
•
OUTSIDE DIAMETER: 9.262 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 226.180 MILLIMETERS MINIMUM AND 229.220 MILLIMETERS MAXIMUM MM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT3.400 MILLIMETERS MINIMUM AND 3.660 MILLIMETERS MAXIMUM MM
OUTSIDE DIAMETER9.262 INCHES NOMINAL IN
CENTER HOLE DIAMETER226.180 MILLIMETERS MINIMUM AND 229.220 MILLIMETERS MAXIMUM MM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
SAE-AMS7276Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS568-270 AMS3209Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 1163479-18?
1163479-18 is a O-RING.
What parts can replace 1163479-18?
There are 2 known substitutes for 1163479-18: SAE-AMS7276, AS568-270 AMS3209. Substitute compatibility should be verified for your specific system.
What is the NSN for 1163479-18?
1163479-18 is cataloged in the U.S. Government catalog under NSN 5331-01-045-2953. This indicates validated use in U.S. government and defense supply chains.
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