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Technical Data Sheet
PartsTable / COMPONENT / 6273948
6273948 ✓ 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: RECESSED, seal_width: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN, temp_rating: -225.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, outside_diameter: 3.256 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-086-3506, 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
6273948
NSN: 5330-01-086-3506
FSC: 5330
CAGE: J8326 — NOK CORPORATION (JPN)
SPECIFICATIONS
materialSTEEL CASE
case_styleRECESSED
seal_width0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
temp_rating-225.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
outside_diameter3.256 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter3.254 INCHES MINIMUM AND 3.259 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.500 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
accommodated_shaft_maximum_rated_speed3000 FEET PER MINUTE FT
NSN5330-01-086-3506
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6273948 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
•
OUTSIDE DIAMETER: 3.256 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 2.500 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
•
MATERIAL: STEEL CASE
•
HOUSING BORE DIAMETER: 3.254 INCHES MINIMUM AND 3.259 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PLASTIC CASE
•
CASE STYLE: RECESSED
•
SEAL WIDTH: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER3.256 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER2.500 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN
MATERIALSTEEL CASE
HOUSING BORE DIAMETER3.254 INCHES MINIMUM AND 3.259 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SURFACE TREATMENTPLASTIC CASE
CASE STYLERECESSED
SEAL WIDTH0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
TEMP RATING-225.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
24898Interchangeable
interchangeable cross-reference
interchangeable
215-01235-1Interchangeable
interchangeable cross-reference
interchangeable
D171876Interchangeable
interchangeable cross-reference
interchangeable
BL108878Interchangeable
interchangeable cross-reference
interchangeable
195297-1Interchangeable
interchangeable cross-reference
interchangeable
755383Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6273948?
6273948 is a SEAL,PLAIN ENCASED.
What parts can replace 6273948?
There are 18 known substitutes for 6273948: 24898, 215-01235-1, D171876 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6273948?
6273948 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-086-3506. 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