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Technical Data Sheet
PartsTable / COMPONENT / 330663
330663 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.265 INCHES NOMINAL IN, outside_diameter: 1.878 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 1.874 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-736-3058, 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
330663
NSN: 5330-00-736-3058
FSC: 5330
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.265 INCHES NOMINAL IN
outside_diameter1.878 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter1.874 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.375 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3500 FEET PER MINUTE FT
NSN5330-00-736-3058
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 330663 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
•
SEALING ELEMENT STYLE: ANGULAR
•
CASE STYLE: SQUARE
•
SEAL WIDTH: 0.265 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SURFACE TREATMENT: PLASTIC CASE
•
HOUSING BORE DIAMETER: 1.874 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3500 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
SEAL WIDTH0.265 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SURFACE TREATMENTPLASTIC CASE
HOUSING BORE DIAMETER1.874 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3500 FEET PER MINUTE FT
MATERIALSTEEL CASE
OUTSIDE DIAMETER1.878 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
Z99505XR1CJ3Interchangeable
interchangeable cross-reference
interchangeable
99505X1292ANG25Interchangeable
interchangeable cross-reference
interchangeable
99505X1292EInterchangeable
interchangeable cross-reference
interchangeable
F20T12/CWInterchangeable
interchangeable cross-reference
interchangeable
220-0099Interchangeable
interchangeable cross-reference
interchangeable
F20T12/CW-SKInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 330663?
330663 is a SEAL,PLAIN ENCASED.
What parts can replace 330663?
There are 13 known substitutes for 330663: Z99505XR1CJ3, 99505X1292ANG25, 99505X1292E and 10 more. Substitute compatibility should be verified for your specific system.
Is 330663 still available?
330663 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