PartsTable
Technical Data Sheet
8A5058 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 4.875 INCHES NOMINAL IN, aperture_width: 3.875 INCHES NOMINAL IN, overall_length: 6.250 INCHES NOMINAL IN, aperture_length: 5.000 INCHES NOMINAL IN, inside_corner_radius: 0.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-447-3406, 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
8A5058
NSN: 5330-00-447-3406
FSC: 5330
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width4.875 INCHES NOMINAL IN
aperture_width3.875 INCHES NOMINAL IN
overall_length6.250 INCHES NOMINAL IN
aperture_length5.000 INCHES NOMINAL IN
inside_corner_radius0.500 INCHES NOMINAL IN
outside_corner_radius1.250 INCHES NOMINAL IN
cross-sectional_thickness0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationHH-C-576,TY 1B,CL2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-447-3406
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8A5058 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
HOLE DIAMETER: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
INSIDE CORNER RADIUS: 0.500 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
APERTURE LENGTH: 5.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: HH-C-576,TY 1B,CL2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH6.250 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH4.875 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.500 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
APERTURE LENGTH5.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONHH-C-576,TY 1B,CL2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
APERTURE WIDTH3.875 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
4820PL1341033Interchangeable
interchangeable cross-reference
interchangeable
08140Interchangeable
interchangeable cross-reference
interchangeable
2790Interchangeable
interchangeable cross-reference
interchangeable
35130CInterchangeable
interchangeable cross-reference
interchangeable
62AX223Interchangeable
interchangeable cross-reference
interchangeable
7EQ1216Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8A5058?
8A5058 is a GASKET.
What parts can replace 8A5058?
There are 20 known substitutes for 8A5058: 4820PL1341033, 08140, 2790 and 17 more. Substitute compatibility should be verified for your specific system.
Is 8A5058 still available?
8A5058 is currently cancelled.
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