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9040985 — FELT,MECHANICAL,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9040985: FELT,MECHANICAL,PREFORMED.

The FELT,MECHANICAL,PREFORMED is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, joint_type: SCARF-PERIPHERAL OVERALL, outside_diameter: 2.875 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.390 INCHES MINIMUM AND 1.422 INCHES MAXIMUM IN, cross-sectional_width: 0.7345 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-355-2099, 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
9040985
NSN: 5330-00-355-2099
FSC: 5330 — Packing and Gasket Materials
CAGE: 30379 — EUCLID INC (USA)
SPECIFICATIONS
materialWOOL OVERALL
joint_typeSCARF-PERIPHERAL OVERALL
outside_diameter2.875 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.390 INCHES MINIMUM AND 1.422 INCHES MAXIMUM IN
cross-sectional_width0.7345 INCHES NOMINAL IN
cross-sectional_height0.625 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR
NSN5330-00-355-2099
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9040985 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 HEIGHT: 0.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.7345 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 2.875 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.390 INCHES MINIMUM AND 1.422 INCHES MAXIMUM IN
•
MATERIAL: WOOL OVERALL
•
JOINT TYPE: SCARF-PERIPHERAL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.7345 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER2.875 INCHES NOMINAL IN
APERTURE DIAMETER1.390 INCHES MINIMUM AND 1.422 INCHES MAXIMUM IN
MATERIALWOOL OVERALL
JOINT TYPESCARF-PERIPHERAL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
940259Reference document
Same NSN cross-reference
Reference document — Secondary reference
2715JReference document
Same NSN cross-reference
Reference document — Secondary reference
40985Reference 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 9040985?
9040985 is a FELT,MECHANICAL,PREFORMED.
What parts can replace 9040985?
There are 3 known substitutes for 9040985: 940259, 2715J, 40985. Substitute compatibility should be verified for your specific system.
What is the NSN for 9040985?
9040985 is cataloged in the U.S. Government catalog under NSN 5330-00-355-2099. 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.