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4459K57 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4459K57: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: FIBER OVERALL, outside_diameter: 3.375 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.594 INCHES NOMINAL IN, end_item_identification: P/N 2111B-000 HPU RESERVOIR ASSEMBLY ONBOARD 420 FT WAGB COAST GUARD VESSELS FT, cross-sectional_thickness: 0.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-474-7596, 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
4459K57
NSN: 5330-01-474-7596
FSC: 5330 — Packing and Gasket Materials
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialFIBER OVERALL
outside_diameter3.375 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.594 INCHES NOMINAL IN
end_item_identificationP/N 2111B-000 HPU RESERVOIR ASSEMBLY ONBOARD 420 FT WAGB COAST GUARD VESSELS FT
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-474-7596
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4459K57 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: 0.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.375 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.594 INCHES NOMINAL IN
•
MATERIAL: FIBER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.375 INCHES NOMINAL IN
APERTURE DIAMETER1.594 INCHES NOMINAL IN
END ITEM IDENTIFICATIONP/N 2111B-000 HPU RESERVOIR ASSEMBLY ONBOARD 420 FT WAGB COAST GUARD VESSELS FT
MATERIALFIBER 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 1
4459K17Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4459K57?
4459K57 is a GASKET.
What parts can replace 4459K57?
There is 1 known substitute for 4459K57: 4459K17. Substitute compatibility should be verified for your specific system.
What is the NSN for 4459K57?
4459K57 is cataloged in the U.S. Government catalog under NSN 5330-01-474-7596. This indicates validated use in U.S. government and defense supply chains.
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