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372778 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

372778: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL, overall_width: 3.625 INCHES NOMINAL IN, overall_length: 5.188 INCHES NOMINAL IN, style_designator: RECTANGULAR, cross-sectional_thickness: 0.031 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-656-7234, 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
372778
NSN: 5330-00-656-7234
FSC: 5330 — Packing and Gasket Materials
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
overall_width3.625 INCHES NOMINAL IN
overall_length5.188 INCHES NOMINAL IN
style_designatorRECTANGULAR
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-656-7234
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 372778 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: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
MATERIAL: CELLULOSE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR
OVERALL LENGTH5.188 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.625 INCHES NOMINAL IN
MATERIALCELLULOSE OVERALL
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 372778?
372778 is a GASKET.
What is the NSN for 372778?
372778 is cataloged in the U.S. Government catalog under NSN 5330-00-656-7234. 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.