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Technical Data Sheet
WS245 ✓ 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: 0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN, housing_bore_diameter: 1.250 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.625 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 5330-00-291-6391, 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
WS245
NSN: 5330-00-291-6391
FSC: 5330
CAGE: 81128 — WHIRLWIND INC (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
housing_bore_diameter1.250 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.625 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-291-6391
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: WS245 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: 1.250 INCHES NOMINAL IN
SEAL WIDTH: 0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER: 0.625 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER1.250 INCHES NOMINAL IN
SEAL WIDTH0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER0.625 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
195G10Interchangeable
interchangeable cross-reference
interchangeable
BK35Interchangeable
interchangeable cross-reference
interchangeable
718-1Interchangeable
interchangeable cross-reference
interchangeable
210331-1Interchangeable
interchangeable cross-reference
interchangeable
84437Interchangeable
interchangeable cross-reference
interchangeable
91T1190Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WS245?
WS245 is a SEAL,PLAIN ENCASED.
What parts can replace WS245?
There are 16 known substitutes for WS245: 195G10, BK35, 718-1 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WS245?
WS245 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-6391. This indicates validated use in U.S. government and defense supply chains.
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