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AN902B8 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL, outside_diameter: 0.824 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.662 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-186-1369, 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
AN902B8
NSN: 5330-00-186-1369
FSC: 5330
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating68.0 SHORE DUROMETER A NOMINAL OVERALL
outside_diameter0.824 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.662 INCHES NOMINAL IN
cross-sectional_thickness0.081 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-186-1369
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AN902B8 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
•
STYLE DESIGNATOR: CIRCULAR
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
APERTURE DIAMETER: 0.662 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 0.824 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.081 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
HARDNESS RATING: 68.0 SHORE DUROMETER A NOMINAL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
APERTURE DIAMETER0.662 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER0.824 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.081 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
HARDNESS RATING68.0 SHORE DUROMETER A NOMINAL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
5150071Interchangeable
interchangeable cross-reference
interchangeable
C99993Interchangeable
interchangeable cross-reference
interchangeable
170-28955Interchangeable
interchangeable cross-reference
interchangeable
28954Interchangeable
interchangeable cross-reference
interchangeable
170-28955 ITEM 1Interchangeable
interchangeable cross-reference
interchangeable
118-6968Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN902B8?
AN902B8 is a GASKET.
What parts can replace AN902B8?
There are 9 known substitutes for AN902B8: 5150071, C99993, 170-28955 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN902B8?
AN902B8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-186-1369. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026