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Technical Data Sheet
B4245 ✓ 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: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, housing_bore_diameter: 1.827 INCHES MINIMUM AND 1.829 INCHES MAXIMUM IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.094 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-286-6837, 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
B4245
NSN: 5330-00-286-6837
FSC: 5330
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
housing_bore_diameter1.827 INCHES MINIMUM AND 1.829 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.094 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed1600 FEET PER MINUTE FT
NSN5330-00-286-6837
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B4245 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
HOUSING BORE DIAMETER: 1.827 INCHES MINIMUM AND 1.829 INCHES MAXIMUM IN
SEALING ELEMENT STYLE: ANGULAR
SEAL WIDTH: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1600 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER: 1.094 INCHES NOMINAL IN
MATERIAL: STEEL CASE
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER1.827 INCHES MINIMUM AND 1.829 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1600 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER1.094 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
103183Interchangeable
interchangeable cross-reference
interchangeable
43177-01Interchangeable
interchangeable cross-reference
interchangeable
E0063-007-0250SInterchangeable
interchangeable cross-reference
interchangeable
E1-007A1S5Interchangeable
interchangeable cross-reference
interchangeable
3279072Interchangeable
interchangeable cross-reference
interchangeable
HR22581Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B4245?
B4245 is a SEAL,PLAIN ENCASED.
What parts can replace B4245?
There are 21 known substitutes for B4245: 103183, 43177-01, E0063-007-0250S and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B4245?
B4245 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-286-6837. This indicates validated use in U.S. government and defense supply chains.
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