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5278643 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5278643: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include overall_width: 29.0 INCHES NOMINAL IN, overall_height: 1.0 INCHES NOMINAL IN, overall_length: 29.0 INCHES NOMINAL IN, special_features: WEIGHT 0.278 POUNDS LBS, part_name_assigned_by_controlling_agency: WATER HEATER COVER GASKET. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-726-7520, 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
5278643
NSN: 5330-01-726-7520
FSC: 5330 — Packing and Gasket Materials
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
overall_width29.0 INCHES NOMINAL IN
overall_height1.0 INCHES NOMINAL IN
overall_length29.0 INCHES NOMINAL IN
special_featuresWEIGHT 0.278 POUNDS LBS
part_name_assigned_by_controlling_agencyWATER HEATER COVER GASKET
NSN5330-01-726-7520
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5278643 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
OVERALL HEIGHT1.0 INCHES NOMINAL IN
OVERALL LENGTH29.0 INCHES NOMINAL IN
OVERALL WIDTH29.0 INCHES NOMINAL IN
SPECIAL FEATURESWEIGHT 0.278 POUNDS LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYWATER HEATER COVER GASKET
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 5278643?
5278643 is a GASKET.
What is the NSN for 5278643?
5278643 is cataloged in the U.S. Government catalog under NSN 5330-01-726-7520. This indicates validated use in U.S. government and defense supply chains.
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