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5598258-2 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5598258-2: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN, overall_length: 24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN, bolt_hole_quantity: 44, inside_corner_radius: 1.520 INCHES NOMINAL IN, outside_corner_radius: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-297-2771, 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
5598258-2
NSN: 5330-01-297-2771
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
hole_diameter0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN
overall_length24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN
bolt_hole_quantity44
inside_corner_radius1.520 INCHES NOMINAL IN
outside_corner_radius0.750 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_width0.937 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.937 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
center_to_center_distance_between_bolt_holes_along_length2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-01-297-2771
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5598258-2 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
•
INSIDE CORNER RADIUS: 1.520 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 44
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH: 0.937 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE CORNER RADIUS1.520 INCHES NOMINAL IN
OVERALL LENGTH24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN
OVERALL WIDTH24.775 INCHES MINIMUM AND 24.895 INCHES MAXIMUM IN
BOLT HOLE QUANTITY44
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.937 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS0.750 INCHES NOMINAL IN
HOLE DIAMETER0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.937 INCHES NOMINAL 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5598258-2?
5598258-2 is a GASKET.
What is the NSN for 5598258-2?
5598258-2 is cataloged in the U.S. Government catalog under NSN 5330-01-297-2771. 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.