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PartsTable / COMPONENT / 231798
231798 ✓ 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: SQUARE, seal_width: 0.500 INCHES NOMINAL IN, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, housing_bore_diameter: 3.543 INCHES NOMINAL IN, sealing_element_style: ANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-145-2052, 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
231798
NSN: 5330-00-145-2052
FSC: 5330
CAGE: 13841 — TIFFIN PARTS, L.L.C. DIV SUBSIDIARY OF PETTIBONE CORP. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.500 INCHES NOMINAL IN
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
housing_bore_diameter3.543 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.125 INCHES NOMINAL IN
material_document_and_classificationB-86 FSCM 01212 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
accommodated_shaft_maximum_rated_speed3000 FEET PER MINUTE FT
NSN5330-00-145-2052
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 231798 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
•
CASE STYLE: SQUARE
•
HOUSING BORE DIAMETER: 3.543 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
•
SEALING ELEMENT STYLE: ANGULAR
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
MATERIAL DOCUMENT AND CLASSIFICATION: B-86 FSCM 01212 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
CASE STYLESQUARE
HOUSING BORE DIAMETER3.543 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
SEALING ELEMENT STYLEANGULAR
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIAL DOCUMENT AND CLASSIFICATIONB-86 FSCM 01212 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
SEAL WIDTH0.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER2.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
14942Interchangeable
interchangeable cross-reference
interchangeable
8512ITEM27Interchangeable
interchangeable cross-reference
interchangeable
8519ITEM28Interchangeable
interchangeable cross-reference
interchangeable
26790Interchangeable
interchangeable cross-reference
interchangeable
2332 9Interchangeable
interchangeable cross-reference
interchangeable
NAS907 TYCSZ9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 231798?
231798 is a SEAL,PLAIN ENCASED.
What parts can replace 231798?
There are 11 known substitutes for 231798: 14942, 8512ITEM27, 8519ITEM28 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 231798?
231798 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-145-2052. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026