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Technical Data Sheet
374B224 ✓ 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 OVERALL, case_style: SQUARE, seal_width: 0.609 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN, housing_bore_diameter: 3.751 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 2.750 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 5330-00-291-1651, 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
374B224
NSN: 5330-00-291-1651
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC OVERALL
case_styleSQUARE
seal_width0.609 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
housing_bore_diameter3.751 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.750 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed200 FEET PER MINUTE FT
NSN5330-00-291-1651
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 374B224 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: 3.751 INCHES NOMINAL IN
SEAL WIDTH: 0.609 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
SEALING ELEMENT STYLE: ANGULAR
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 200 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER: 2.750 INCHES NOMINAL IN
CASE STYLE: SQUARE
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER3.751 INCHES NOMINAL IN
SEAL WIDTH0.609 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT MAXIMUM RATED SPEED200 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER2.750 INCHES NOMINAL IN
CASE STYLESQUARE
MATERIALSTEEL CASE
MATERIALLEATHER OR RUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
23343FInterchangeable
interchangeable cross-reference
interchangeable
2030X4AInterchangeable
interchangeable cross-reference
interchangeable
6-6531Interchangeable
interchangeable cross-reference
interchangeable
35004Interchangeable
interchangeable cross-reference
interchangeable
1998424-1Interchangeable
interchangeable cross-reference
interchangeable
00035-0004Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 374B224?
374B224 is a SEAL,PLAIN ENCASED.
What parts can replace 374B224?
There are 17 known substitutes for 374B224: 23343F, 2030X4A, 6-6531 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 374B224?
374B224 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-1651. This indicates validated use in U.S. government and defense supply chains.
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