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Technical Data Sheet
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V1903 — Technical Data Sheet

✓ 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 material: STEEL OVERALL, bore_shape: STRAIGHT, contact_angle: 25.0 DEGREES MINIMUM, document_type: SUPPLY CATALOG, load_direction: ANGULAR, surface_finish: UNGROUND. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-159-9290, 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
V1903
NSN: 3110-00-159-9290
FSC: 3110
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
contact_angle25.0 DEGREES MINIMUM
document_typeSUPPLY CATALOG
load_directionANGULAR
surface_finishUNGROUND
document_source02318
special_featuresSTERILE,DISPOSABLE,TUBING,20 IN LONG,W/DRIP CHAMBER,PLASTIC OVERALL,W/LUER ADAPTOR IN
component_document_originINDUSTRIAL
internal_fit-up_designationSTANDARD
NSN3110-00-159-9290
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: V1903 · 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
•
SURFACE FINISH: UNGROUND
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: ANGULAR
•
CONTACT ANGLE: 25.0 DEGREES MINIMUM
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
SURFACE FINISHUNGROUND
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONANGULAR
SPECIAL FEATURESOUTER RING FACE FORMS LIP AND INNER RING FORMS ANGLE OF CONTACT AND SNAP WIRE IN ID OF OUTER RING
CONTACT ANGLE25.0 DEGREES MINIMUM
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
PE56AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1220-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
801708InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10164338-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
NTA1018InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3461-8-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is V1903?
V1903 is a BEARING,BALL,ANNULAR.
What parts can replace V1903?
There are 11 known substitutes for V1903: PE56A, 1220-00, 801708 and 8 more. Substitute compatibility should be verified for your specific system.
Is V1903 still available?
V1903 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: September 2026