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Technical Data Sheet
PartsTable / COMPONENT / 304-SZZ
304-SZZ ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-114-5996, 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
304-SZZ
NSN: 3110-00-114-5996
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
NSN3110-00-114-5996
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 304-SZZ · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL OUTER RING
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
MATERIALSTEEL OUTER RING
SURFACE FINISHGROUND
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL RETAINER
LOAD DIRECTIONRADIAL
BORE DIAMETER20.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
805965Interchangeable
interchangeable cross-reference
interchangeable
99604Interchangeable
interchangeable cross-reference
interchangeable
J9577-2Interchangeable
interchangeable cross-reference
interchangeable
GA51121Interchangeable
interchangeable cross-reference
interchangeable
175143Interchangeable
interchangeable cross-reference
interchangeable
BB127Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 304-SZZ?
304-SZZ is a BEARING,BALL,ANNULAR.
What parts can replace 304-SZZ?
There are 18 known substitutes for 304-SZZ: 805965, 99604, J9577-2 and 15 more. Substitute compatibility should be verified for your specific system.
Is 304-SZZ still available?
304-SZZ is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026