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10020918 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10020918: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.810 INCHES MINIMUM AND 3.830 INCHES MAXIMUM IN, overall_length: 4.010 INCHES MINIMUM AND 4.030 INCHES MAXIMUM IN, style_designator: NON-CIRCULAR, aperture_diameter: 2.660 INCHES NOMINAL IN, outside_corner_radius: 0.410 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-040-2087, 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
10020918
NSN: 5330-01-040-2087
FSC: 5330 — Packing and Gasket Materials
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.810 INCHES MINIMUM AND 3.830 INCHES MAXIMUM IN
overall_length4.010 INCHES MINIMUM AND 4.030 INCHES MAXIMUM IN
style_designatorNON-CIRCULAR
aperture_diameter2.660 INCHES NOMINAL IN
bolt_hole_quantity4
outside_corner_radius0.410 INCHES NOMINAL IN
cross-sectional_thickness0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
outside_edge_to_bolt_hole_center_distance_along_width0.410 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.410 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width3.190 INCHES MINIMUM AND 3.210 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-01-040-2087
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10020918 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: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 2.660 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH4.010 INCHES MINIMUM AND 4.030 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.810 INCHES MINIMUM AND 3.830 INCHES MAXIMUM IN
APERTURE DIAMETER2.660 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH3.190 INCHES MINIMUM AND 3.210 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.410 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
Y02928900Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CU208128Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
208128Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10020918?
10020918 is a GASKET.
What parts can replace 10020918?
There are 3 known substitutes for 10020918: Y02928900, CU208128, 208128. Substitute compatibility should be verified for your specific system.
What is the NSN for 10020918?
10020918 is cataloged in the U.S. Government catalog under NSN 5330-01-040-2087. 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.