PartsTable
Technical Data Sheet

70/78-17182 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

70/78-17182: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include special_features: SIZE 5.1 X 2.5 MILLIMETERS MM, end_item_identification: AIR-COOLED DIESEL ENGINE, MODEL ETQ178F, part_name_assigned_by_controlling_agency: OVAL RING GASKET. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-538-1045, 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
70/78-17182
NSN: 5330-01-538-1045
FSC: 5330 — Packing and Gasket Materials
CAGE: 4AWQ2 — EASTERN TOOLS & EQUIPMENT INC (USA)
SPECIFICATIONS
special_featuresSIZE 5.1 X 2.5 MILLIMETERS MM
end_item_identificationAIR-COOLED DIESEL ENGINE, MODEL ETQ178F
part_name_assigned_by_controlling_agencyOVAL RING GASKET
NSN5330-01-538-1045
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 70/78-17182 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSIZE 5.1 X 2.5 MILLIMETERS MM
PART NAME ASSIGNED BY CONTROLLING AGENCYOVAL RING GASKET
END ITEM IDENTIFICATIONAIR-COOLED DIESEL ENGINE, MODEL ETQ178F
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 70/78-17182?
70/78-17182 is a GASKET.
What is the NSN for 70/78-17182?
70/78-17182 is cataloged in the U.S. Government catalog under NSN 5330-01-538-1045. 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.