PartsTable
Technical Data Sheet
PartsTable / MRO / 03791
03791 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-3498, 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
MRO→ MRO_GENERAL→ 03791
NSN: 3110-00-227-3498
FSC: 3110
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
Part Number03791
NSN3110-00-227-3498
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 03791 · 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
•
MATERIAL: STEEL COMP E52100 BALL
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
•
INTERNAL CLEARANCE: 0.0003 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
BORE SHAPE: STRAIGHT
•
RETAINER FABRICATION METHOD: COILED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.1552 INCHES MINIMUM AND 0.1562 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 BALL
MATERIALSTEEL COMP E52100 INNER RING
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.5
BORE SHAPESTRAIGHT
RETAINER FABRICATION METHODCOILED
LOAD DIRECTIONRADIAL
LUBRICATION MATERIALOIL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
SSR2ZD5ACLSInterchangeable
interchangeable cross-reference
interchangeable
28965-10-7SInterchangeable
interchangeable cross-reference
interchangeable
M81793/04-FG4N2N1A1Interchangeable
interchangeable cross-reference
interchangeable
BS637APC363Interchangeable
interchangeable cross-reference
interchangeable
BS636APC363Interchangeable
interchangeable cross-reference
interchangeable
SR2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 03791?
03791 is a BEARING,BALL,ANNULAR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 03791?
There are 17 known substitutes for 03791: SSR2ZD5ACLS, 28965-10-7S, M81793/04-FG4N2N1A1 and 14 more. Substitute compatibility should be verified for your specific system.
Is 03791 still available?
03791 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