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Technical Data Sheet
PartsTable / COMPONENT / 954309
954309 ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND COPPER OVERALL, bore_shape: STRAIGHT, bore_diameter: 55.00 MILLIMETERS NOMINAL MM, overall_width: 21.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-253-1091, 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
954309
NSN: 5330-00-253-1091
FSC: 5330
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialASBESTOS AND COPPER OVERALL
bore_shapeSTRAIGHT
bore_diameter55.00 MILLIMETERS NOMINAL MM
overall_width21.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
outside_diameter3.625 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter3.000 INCHES NOMINAL IN
features_providedSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
overall_outside_diameter100.00 MILLIMETERS NOMINAL MM
cross-sectional_thickness0.625 INCHES NOMINAL IN
NSN5330-00-253-1091
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 954309 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
•
APERTURE DIAMETER: 3.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: METAL WITH SOFT FILLER
•
MATERIAL: ASBESTOS AND COPPER OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 3.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER3.000 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEMETAL WITH SOFT FILLER
MATERIALASBESTOS AND COPPER OVERALL
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER3.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3289Interchangeable
interchangeable cross-reference
interchangeable
45609Interchangeable
interchangeable cross-reference
interchangeable
17090Interchangeable
interchangeable cross-reference
interchangeable
211LInterchangeable
interchangeable cross-reference
interchangeable
731740Interchangeable
interchangeable cross-reference
interchangeable
211GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 954309?
954309 is a BEARING,BALL,ANNULAR.
What parts can replace 954309?
There are 15 known substitutes for 954309: 3289, 45609, 17090 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 954309?
954309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-253-1091. 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