PartsTable
Technical Data Sheet
PartsTable / MRO / 504900-11
504900-11 ✓ 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 RETAINER,ELECTRON TUBE is a the manufacturer industrial component. Key specifications include end_item_identification: 5811-01-109-9494 DETECTING SYSTEM SPECIAL PURPOSE,AN/TSQ-114A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9348, 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→ 504900-11
NSN: 3110-00-108-9348
FSC: 3110
CAGE: 23667 — SMITHS DETECTION INC. DBA SMITHS DETECTION INC CASC (USA)
SPECIFICATIONS
end_item_identification5811-01-109-9494 DETECTING SYSTEM SPECIAL PURPOSE,AN/TSQ-114A A
NSN3110-00-108-9348
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 504900-11 · 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: RADIAL
•
BORE SHAPE: STRAIGHT
•
OVERALL OUTSIDE DIAMETER: 1.8750 INCHES NOMINAL IN
•
BORE DIAMETER: 0.8750 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
OVERALL WIDTH0.3750 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
OVERALL OUTSIDE DIAMETER1.8750 INCHES NOMINAL IN
BORE DIAMETER0.8750 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
891410Interchangeable
interchangeable cross-reference
interchangeable
891410REVEInterchangeable
interchangeable cross-reference
interchangeable
DWG5120-00-144-2084Interchangeable
interchangeable cross-reference
interchangeable
51201442084Interchangeable
interchangeable cross-reference
interchangeable
1014Interchangeable
interchangeable cross-reference
interchangeable
F14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 504900-11?
504900-11 is a RETAINER,ELECTRON TUBE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 504900-11?
There are 26 known substitutes for 504900-11: 891410, 891410REVE, DWG5120-00-144-2084 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 504900-11?
504900-11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9348. 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