PartsTable
Technical Data Sheet
542946-55 ✓ 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 FLUOROCARBON CLASS FPM SEALING ELEMENT, case_style: RECESSED, seal_width: 0.300 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN, outside_diameter: 2.129 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM 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 5330-01-460-9584, 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
542946-55
NSN: 5330-01-460-9584
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
case_styleRECESSED
seal_width0.300 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
outside_diameter2.129 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM IN
sealing_element_styleANGULAR-OPPOSED
accommodated_shaft_diameter1.438 INCHES NOMINAL IN
NSN5330-01-460-9584
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 542946-55 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: 2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM IN
OUTSIDE DIAMETER: 2.129 INCHES NOMINAL IN
SEAL WIDTH: 0.300 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
MATERIAL: RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER: 1.438 INCHES NOMINAL IN
CASE STYLE: RECESSED
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
SURFACE TREATMENT: PLASTIC CASE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.129 INCHES NOMINAL IN
SEAL WIDTH0.300 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER1.438 INCHES NOMINAL IN
CASE STYLERECESSED
SEALING ELEMENT STYLEANGULAR-OPPOSED
SURFACE TREATMENTPLASTIC CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
14225Interchangeable
interchangeable cross-reference
interchangeable
B94.9Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70Interchangeable
interchangeable cross-reference
interchangeable
BC-100Interchangeable
interchangeable cross-reference
interchangeable
620313Interchangeable
interchangeable cross-reference
interchangeable
112339H2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 542946-55?
542946-55 is a SEAL,PLAIN ENCASED.
What parts can replace 542946-55?
There are 10 known substitutes for 542946-55: 14225, B94.9, GGG-T-70 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 542946-55?
542946-55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-460-9584. This indicates validated use in U.S. government and defense supply chains.
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