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PartsTable / COMPONENT / BB22257
BB22257 ✓ 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: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, housing_bore_diameter: 4.376 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 3.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-641-3102, 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
BB22257
NSN: 5330-00-641-3102
FSC: 5330
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
housing_bore_diameter4.376 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter3.250 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-641-3102
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BB22257 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
•
SEAL WIDTH: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
•
ACCOMMODATED SHAFT DIAMETER: 3.250 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 4.376 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER3.250 INCHES NOMINAL IN
HOUSING BORE DIAMETER4.376 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
115399Interchangeable
interchangeable cross-reference
interchangeable
35029Interchangeable
interchangeable cross-reference
interchangeable
427000P419Interchangeable
interchangeable cross-reference
interchangeable
427000PC419Interchangeable
interchangeable cross-reference
interchangeable
T8673475P419Interchangeable
interchangeable cross-reference
interchangeable
103185Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BB22257?
BB22257 is a SEAL,PLAIN ENCASED.
What parts can replace BB22257?
There are 23 known substitutes for BB22257: 115399, 35029, 427000P419 and 20 more. Substitute compatibility should be verified for your specific system.
Is BB22257 still available?
BB22257 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