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Technical Data Sheet
PartsTable / COMPONENT / 848B7
848B7 ✓ 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 SEALING ELEMENT B, case_style: SQUARE, seal_width: 0.468 INCHES NOMINAL IN, housing_bore_diameter: 0.500 INCHES NOMINAL IN, sealing_element_style: ANGULAR-OPPOSED, accommodated_shaft_diameter: 3.500 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 5330-00-291-1656, 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
848B7
NSN: 5330-00-291-1656
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialLEATHER SEALING ELEMENT B
case_styleSQUARE
seal_width0.468 INCHES NOMINAL IN
housing_bore_diameter0.500 INCHES NOMINAL IN
sealing_element_styleANGULAR-OPPOSED
accommodated_shaft_diameter3.500 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-291-1656
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 848B7 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: 0.500 INCHES NOMINAL IN
•
MATERIAL: LEATHER SEALING ELEMENT A
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 3.500 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
SEAL WIDTH: 0.468 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER0.500 INCHES NOMINAL IN
MATERIALLEATHER SEALING ELEMENT A
CASE STYLESQUARE
MATERIALSTEEL CASE
ACCOMMODATED SHAFT DIAMETER3.500 INCHES NOMINAL IN
MATERIALLEATHER SEALING ELEMENT B
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
SEAL WIDTH0.468 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR-OPPOSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
3312Interchangeable
interchangeable cross-reference
interchangeable
3312AInterchangeable
interchangeable cross-reference
interchangeable
70050Interchangeable
interchangeable cross-reference
interchangeable
NAVYX2000PC40Interchangeable
interchangeable cross-reference
interchangeable
NAVYX1801PC41Interchangeable
interchangeable cross-reference
interchangeable
DH37K-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 848B7?
848B7 is a SEAL,PLAIN ENCASED.
What parts can replace 848B7?
There are 23 known substitutes for 848B7: 3312, 3312A, 70050 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 848B7?
848B7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-1656. 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