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Technical Data Sheet
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3300258 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND GRAPHITE OVERALL, rim_surface_width: 0.312 INCHES NOMINAL IN, peripheral_diameter: 0.938 INCHES NOMINAL IN, center_hole_diameter: 0.625 INCHES NOMINAL IN, cross-sectional_height: 0.500 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-292-2057, 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
3300258
NSN: 5330-00-292-2057
FSC: 5330
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialASBESTOS AND GRAPHITE OVERALL
rim_surface_width0.312 INCHES NOMINAL IN
peripheral_diameter0.938 INCHES NOMINAL IN
center_hole_diameter0.625 INCHES NOMINAL IN
cross-sectional_height0.500 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
NSN5330-00-292-2057
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3300258 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
•
CENTER HOLE DIAMETER: 0.625 INCHES NOMINAL IN
•
MATERIAL: ASBESTOS AND GRAPHITE OVERALL
•
CROSS-SECTIONAL HEIGHT: 0.500 INCHES NOMINAL IN
•
RIM SURFACE WIDTH: 0.312 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 0.938 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.625 INCHES NOMINAL IN
MATERIALASBESTOS AND GRAPHITE OVERALL
CROSS-SECTIONAL HEIGHT0.500 INCHES NOMINAL IN
RIM SURFACE WIDTH0.312 INCHES NOMINAL IN
PERIPHERAL DIAMETER0.938 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
10-59125Interchangeable
interchangeable cross-reference
interchangeable
E3901Interchangeable
interchangeable cross-reference
interchangeable
49716Interchangeable
interchangeable cross-reference
interchangeable
C08746Interchangeable
interchangeable cross-reference
interchangeable
25573Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3300258?
3300258 is a PACKING,PREFORMED.
What parts can replace 3300258?
There are 5 known substitutes for 3300258: 10-59125, E3901, 49716 and 2 more. Substitute compatibility should be verified for your specific system.
Is 3300258 still available?
3300258 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026