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PartsTable / COMPONENT / 330663R
330663R ✓ 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: 0.438 INCHES NOMINAL IN, housing_bore_diameter: 1.874 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.375 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-9038, 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
330663R
NSN: 5330-00-154-9038
FSC: 5330
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.438 INCHES NOMINAL IN
housing_bore_diameter1.874 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.375 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-154-9038
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 330663R 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
•
ACCOMMODATED SHAFT DIAMETER: 1.375 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 1.874 INCHES NOMINAL IN
•
SEAL WIDTH: 0.438 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
MATERIAL: STEEL CASE
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.375 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.874 INCHES NOMINAL IN
SEAL WIDTH0.438 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
MATERIALLEATHER SEALING ELEMENT
CASE STYLESQUARE
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MT 7413XInterchangeable
interchangeable cross-reference
interchangeable
13546Interchangeable
interchangeable cross-reference
interchangeable
135-0046-001Interchangeable
interchangeable cross-reference
interchangeable
135-46-1Interchangeable
interchangeable cross-reference
interchangeable
4-3962Interchangeable
interchangeable cross-reference
interchangeable
471723-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 330663R?
330663R is a SEAL,PLAIN ENCASED.
What parts can replace 330663R?
There are 17 known substitutes for 330663R: MT 7413X, 13546, 135-0046-001 and 14 more. Substitute compatibility should be verified for your specific system.
Is 330663R still available?
330663R 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