PartsTable
Technical Data Sheet
551010-56 ✓ 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 COMP 1008 OVERALL, case_style: SQUARE, seal_width: 7.0 MILLIMETERS NOMINAL MM, outside_diameter: 35.1 MILLIMETERS NOMINAL MM, surface_treatment: PLASTIC CASE, housing_bore_diameter: 35.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-459-4825, 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
551010-56
NSN: 5330-01-459-4825
FSC: 5330
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL COMP 1008 OVERALL
case_styleSQUARE
seal_width7.0 MILLIMETERS NOMINAL MM
outside_diameter35.1 MILLIMETERS NOMINAL MM
special_featuresBORE-TITE COATING APPLIED AROUND O/D OF CR SEALS HELPS FILL SMALL BORE IMPERFECTIONS; ACRYLIC POLYMER; WATER BASE; PLIABLE; NONHARDENING
surface_treatmentPLASTIC CASE
housing_bore_diameter35.0 MILLIMETERS NOMINAL MM
sealing_element_styleANGULAR
end_item_identificationUSED ON PORTABLE SAWMILL GEARBOX
accommodated_shaft_diameter25.0 MILLIMETERS NOMINAL MM
NSN5330-01-459-4825
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 551010-56 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
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: SQUARE
OUTSIDE DIAMETER: 35.1 MILLIMETERS NOMINAL MM
ACCOMMODATED SHAFT DIAMETER: 25.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENT: PLASTIC CASE
HOUSING BORE DIAMETER: 35.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
OUTSIDE DIAMETER35.1 MILLIMETERS NOMINAL MM
ACCOMMODATED SHAFT DIAMETER25.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENTPLASTIC CASE
HOUSING BORE DIAMETER35.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONUSED ON PORTABLE SAWMILL GEARBOX
SPECIAL FEATURESBORE-TITE COATING APPLIED AROUND O/D OF CR SEALS HELPS FILL SMALL BORE IMPERFECTIONS; ACRYLIC POLYMER; WATER BASE; PLIABLE; NONHARDENING
MATERIALSTEEL COMP 1008 OVERALL
SEAL WIDTH7.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
9705Interchangeable
interchangeable cross-reference
interchangeable
901-112Interchangeable
interchangeable cross-reference
interchangeable
9705-1Interchangeable
interchangeable cross-reference
interchangeable
O-C-265Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
A-17103RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 551010-56?
551010-56 is a SEAL,PLAIN ENCASED.
What parts can replace 551010-56?
There are 18 known substitutes for 551010-56: 9705, 901-112, 9705-1 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 551010-56?
551010-56 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-459-4825. This indicates validated use in U.S. government and defense supply chains.
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