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PartsTable / COMPONENT / B-244959
B-244959 ✓ 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: RUBBER SYNTHETIC SEALING ELEMENT, case_style: RECESSED, seal_width: 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN, housing_bore_diameter: 3.374 INCHES MINIMUM AND 3.376 INCHES MAXIMUM IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 2.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-035-9418, 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
B-244959
NSN: 5330-01-035-9418
FSC: 5330
CAGE: 91251 — FREUDENBERG-NOK GENERAL PARTNERSHIP DBA FREDENBERG-NOK SEALS DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleRECESSED
seal_width0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
housing_bore_diameter3.374 INCHES MINIMUM AND 3.376 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.125 INCHES NOMINAL IN
material_document_and_classification-57-1,FSCM 15460 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
NSN5330-01-035-9418
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B-244959 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
•
MATERIAL: STEEL COMP 1010 CASE
•
HOUSING BORE DIAMETER: 3.374 INCHES MINIMUM AND 3.376 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: -57-1,FSCM 15460 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
SEAL WIDTH: 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
ACCOMMODATED SHAFT DIAMETER: 2.125 INCHES NOMINAL IN
•
CASE STYLE: RECESSED
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL COMP 1010 CASE
HOUSING BORE DIAMETER3.374 INCHES MINIMUM AND 3.376 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION-57-1,FSCM 15460 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
SEAL WIDTH0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
ACCOMMODATED SHAFT DIAMETER2.125 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLERECESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
440972Interchangeable
interchangeable cross-reference
interchangeable
201-784Interchangeable
interchangeable cross-reference
interchangeable
3-60926-5Interchangeable
interchangeable cross-reference
interchangeable
822A101Interchangeable
interchangeable cross-reference
interchangeable
500V010-6Interchangeable
interchangeable cross-reference
interchangeable
TAPMAGIC FLUIDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-244959?
B-244959 is a SEAL,PLAIN ENCASED.
What parts can replace B-244959?
There are 23 known substitutes for B-244959: 440972, 201-784, 3-60926-5 and 20 more. Substitute compatibility should be verified for your specific system.
Is B-244959 still available?
B-244959 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026