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AFB40358 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AFB40358: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC AND CORK OVERALL, overall_width: 9.750 INCHES NOMINAL IN, aperture_width: 8.812 INCHES NOMINAL IN, overall_length: 13.625 INCHES NOMINAL IN, aperture_length: 12.688 INCHES NOMINAL IN, hardness_rating: 60.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-298-6331, 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
AFB40358
NSN: 5330-00-298-6331
FSC: 5330 — Packing and Gasket Materials
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC AND CORK OVERALL
overall_width9.750 INCHES NOMINAL IN
aperture_width8.812 INCHES NOMINAL IN
overall_length13.625 INCHES NOMINAL IN
aperture_length12.688 INCHES NOMINAL IN
hardness_rating60.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
inside_corner_radius1.875 INCHES NOMINAL IN
outside_corner_radius1.875 INCHES NOMINAL IN
cross-sectional_thickness0.312 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-C-6183 CL 2 GR MED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-298-6331
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AFB40358 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 THICKNESS: 0.312 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 1.875 INCHES NOMINAL IN
•
HARDNESS RATING: 60.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-6183 CL 2 GR MED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.312 INCHES NOMINAL IN
INSIDE CORNER RADIUS1.875 INCHES NOMINAL IN
HARDNESS RATING60.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-6183 CL 2 GR MED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH13.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH9.750 INCHES NOMINAL IN
APERTURE WIDTH8.812 INCHES NOMINAL IN
APERTURE LENGTH12.688 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AFB40358?
AFB40358 is a GASKET.
What is the NSN for AFB40358?
AFB40358 is cataloged in the U.S. Government catalog under NSN 5330-00-298-6331. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.