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Technical Data Sheet
PartsTable / COMPONENT / E665
E665 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: IRON CAST, bore_shape: STRAIGHT, bore_diameter: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN, end_item_name: ROTARY PUMP, overall_width: 0.1940 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN, load_direction: RADIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-183-3438, 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
E665
NSN: 3110-01-183-3438
FSC: 3110
CAGE: 40920 — MPB CORP DIV TIMKEN SUPER PRECISION (USA)
SPECIFICATIONS
materialIRON CAST
bore_shapeSTRAIGHT
bore_diameter0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
end_item_nameROTARY PUMP
overall_width0.1940 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
end_item_source63857
shield_quantity2
inner_ring_width0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
outer_ring_width0.1250 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
special_featuresCAST IRON PER QQ-I-652
NSN3110-01-183-3438
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: E665 · 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 COMP 440C BALL
•
SHIELD QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
MATERIALSTEEL COMP 440C BALL
MATERIALSTEEL CORROSION RESISTING SHIELD
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIALSTEEL COMP 440C OUTER RACE
MATERIALSTEEL COMP 440C INNER RACE
SHIELD QUANTITY2
OVERALL WIDTH0.1940 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN
INNER RING WIDTH0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
250082Interchangeable
interchangeable cross-reference
interchangeable
EPON 828Interchangeable
interchangeable cross-reference
interchangeable
E-665Interchangeable
interchangeable cross-reference
interchangeable
017B0508K081AInterchangeable
interchangeable cross-reference
interchangeable
17-508-S890Interchangeable
interchangeable cross-reference
interchangeable
34-87-163Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E665?
E665 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace E665?
There are 15 known substitutes for E665: 250082, EPON 828, E-665 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E665?
E665 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-183-3438. 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