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PartsTable / COMPONENT / A14128
A14128 ✓ 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 material: ASBESTOS AND RUBBER SYNTHETIC OVERALL, outside_diameter: 1.562 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.422 INCHES NOMINAL IN, cross-sectional_thickness: 0.031 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-251-8859, 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
A14128
NSN: 5330-00-251-8859
FSC: 5330
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialASBESTOS AND RUBBER SYNTHETIC OVERALL
outside_diameter1.562 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.422 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationAMS 3232 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-251-8859
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A14128 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
•
APERTURE DIAMETER: 1.422 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.562 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3232 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: ASBESTOS AND RUBBER SYNTHETIC OVERALL
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER1.422 INCHES NOMINAL IN
OUTSIDE DIAMETER1.562 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3232 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALASBESTOS AND RUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
47436Interchangeable
interchangeable cross-reference
interchangeable
21693Interchangeable
interchangeable cross-reference
interchangeable
14128Interchangeable
interchangeable cross-reference
interchangeable
9344C1090-3Interchangeable
interchangeable cross-reference
interchangeable
014128Interchangeable
interchangeable cross-reference
interchangeable
14128AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A14128?
A14128 is a GASKET.
What parts can replace A14128?
There are 15 known substitutes for A14128: 47436, 21693, 14128 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A14128?
A14128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-251-8859. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026