PartsTable
Technical Data Sheet
RAP3MS4-2 ✓ 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,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, overall_length: 2.1930 INCHES MINIMUM AND 2.2130 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-516-2556, 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
RAP3MS4-2
NSN: 3110-00-516-2556
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL INNER RING
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length2.1930 INCHES MINIMUM AND 2.2130 INCHES MAXIMUM IN
shank_diameter0.2500 INCHES NOMINAL IN
inner_ring_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
outer_ring_width0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
special_featuresKEYWAY ON SHANK PARALLEL TO AXIS 1.0000 IN. LG,0.0620 IN. MIN,0.0670 IN. MAX W,0.0490 IN. MIN,0.0540 IN. MAX DEEP IN
style_designatorDOUBLE ROW, STAGGERED, BALL
NSN3110-00-516-2556
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: RAP3MS4-2 · 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
SHANK STYLE: EXTERNALLY THREADED
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
SHANK THREAD LENGTH: 0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
LUBRICATION MATERIAL: GREASE
OUTER RING WIDTH: 0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
SELF-ALIGNMENT ANGLE: 10.00 DEGREES NOMINAL
ALIGNMENT TYPE: SELF-ALIGNING
SEAL QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
SHANK STYLEEXTERNALLY THREADED
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
SHANK THREAD LENGTH0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
SELF-ALIGNMENT ANGLE10.00 DEGREES NOMINAL
ALIGNMENT TYPESELF-ALIGNING
SEAL QUANTITY2
SELF-ALIGNMENT LOCATIONINTERNAL
THREAD QUANTITY PER INCH28
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
AN946RE3M6AInterchangeable
interchangeable cross-reference
interchangeable
REP3M6AFS464Interchangeable
interchangeable cross-reference
interchangeable
MS51151-3Interchangeable
interchangeable cross-reference
interchangeable
RA3M4-2Interchangeable
interchangeable cross-reference
interchangeable
MS21151-6GInterchangeable
interchangeable cross-reference
interchangeable
25704-281210-12-0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RAP3MS4-2?
RAP3MS4-2 is a BEARING,BALL,ROD END.
What parts can replace RAP3MS4-2?
There are 25 known substitutes for RAP3MS4-2: AN946RE3M6A, REP3M6AFS464, MS51151-3 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RAP3MS4-2?
RAP3MS4-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-516-2556. This indicates validated use in U.S. government and defense supply chains.
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