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1878367 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1878367: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 23.490 INCHES MINIMUM AND 23.510 INCHES MAXIMUM IN, aperture_width: 18.490 INCHES MINIMUM AND 18.510 INCHES MAXIMUM IN, overall_length: 43.490 INCHES MINIMUM AND 43.510 INCHES MAXIMUM IN, aperture_length: 37.490 INCHES MINIMUM AND 37.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-917-0884, 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
1878367
NSN: 5330-00-917-0884
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width23.490 INCHES MINIMUM AND 23.510 INCHES MAXIMUM IN
aperture_width18.490 INCHES MINIMUM AND 18.510 INCHES MAXIMUM IN
overall_length43.490 INCHES MINIMUM AND 43.510 INCHES MAXIMUM IN
aperture_length37.490 INCHES MINIMUM AND 37.510 INCHES MAXIMUM IN
hardness_rating35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
special_featuresFOUR BOLT HOLES 0.187 IN. DIA IN
bolt_hole_quantity20
bearing_surface_width2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
cross-sectional_thickness0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-917-0884
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1878367 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: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
HARDNESS RATING: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
•
BEARING SURFACE WIDTH: 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 18.490 INCHES MINIMUM AND 18.510 INCHES MAXIMUM IN
•
APERTURE LENGTH: 37.490 INCHES MINIMUM AND 37.510 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
HARDNESS RATING35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL
BEARING SURFACE WIDTH2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
OVERALL LENGTH43.490 INCHES MINIMUM AND 43.510 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH23.490 INCHES MINIMUM AND 23.510 INCHES MAXIMUM IN
APERTURE WIDTH18.490 INCHES MINIMUM AND 18.510 INCHES MAXIMUM IN
APERTURE LENGTH37.490 INCHES MINIMUM AND 37.510 INCHES MAXIMUM IN
BOLT HOLE QUANTITY20
SPECIAL FEATURESFOUR BOLT HOLES 0.187 IN. DIA 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
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1878367?
1878367 is a GASKET.
What is the NSN for 1878367?
1878367 is cataloged in the U.S. Government catalog under NSN 5330-00-917-0884. 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.