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PartsTable / COMPONENT / H260A306
H260A306 ✓ 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: CORK OVERALL, overall_width: 6.312 INCHES NOMINAL IN, aperture_width: 5.562 INCHES NOMINAL IN, overall_length: 22.375 INCHES NOMINAL IN, aperture_length: 21.625 INCHES NOMINAL IN, style_designator: NON-CIRCULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-093-4850, 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
H260A306
NSN: 5330-00-093-4850
FSC: 5330
CAGE: 09455 — RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS (USA)
SPECIFICATIONS
materialCORK OVERALL
overall_width6.312 INCHES NOMINAL IN
aperture_width5.562 INCHES NOMINAL IN
overall_length22.375 INCHES NOMINAL IN
aperture_length21.625 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
inside_corner_radius0.438 INCHES NOMINAL IN
outside_corner_radius0.812 INCHES NOMINAL IN
cross-sectional_thickness0.250 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-093-4850
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H260A306 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
•
APERTURE LENGTH: 21.625 INCHES NOMINAL IN
•
APERTURE WIDTH: 5.562 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 0.812 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
INSIDE CORNER RADIUS: 0.438 INCHES NOMINAL IN
•
MATERIAL: CORK OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE LENGTH21.625 INCHES NOMINAL IN
APERTURE WIDTH5.562 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS0.812 INCHES NOMINAL IN
OVERALL WIDTH6.312 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL LENGTH22.375 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.438 INCHES NOMINAL IN
MATERIALCORK OVERALL
STYLE DESIGNATORNON-CIRCULAR
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
551199Interchangeable
interchangeable cross-reference
interchangeable
58MEA6Interchangeable
interchangeable cross-reference
interchangeable
BA-10117-9Interchangeable
interchangeable cross-reference
interchangeable
4801204-8Interchangeable
interchangeable cross-reference
interchangeable
40697Interchangeable
interchangeable cross-reference
interchangeable
44-D-06Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H260A306?
H260A306 is a GASKET.
What parts can replace H260A306?
There are 12 known substitutes for H260A306: 551199, 58MEA6, BA-10117-9 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H260A306?
H260A306 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-093-4850. 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