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SM4-6N-4 — BEARING,ROLLER,ROD END

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SM4-6N-4: BEARING,ROLLER,ROD END.

The BEARING,ROLLER,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL SHAFT, shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.2500 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, overall_length: 2.3900 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-294-3736, 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
SM4-6N-4
NSN: 3110-00-294-3736
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77896 — REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION (USA)
SPECIFICATIONS
materialSTEEL SHAFT
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.2500 INCHES NOMINAL IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length2.3900 INCHES NOMINAL IN
shank_diameter0.3750 INCHES NOMINAL IN
inner_ring_width0.5930 INCHES NOMINAL IN
outer_ring_width0.3600 INCHES NOMINAL IN
special_featuresW/GREASE FITTING
style_designatorSINGLE ROW, CONCAVE ROLLERS
NSN3110-00-294-3736
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SM4-6N-4 · 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 DIAMETER: 0.3750 INCHES NOMINAL IN
•
SHANK THREAD LENGTH: 1.0600 INCHES NOMINAL IN
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.3600 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, CONCAVE ROLLERS
•
OVERALL OUTSIDE DIAMETER: 1.0200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.3750 INCHES NOMINAL IN
SHANK THREAD LENGTH1.0600 INCHES NOMINAL IN
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.3600 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, CONCAVE ROLLERS
OVERALL LENGTH2.3900 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.0200 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.375 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 2
ST4AReference document
Same NSN cross-reference
Reference document — Secondary reference
ST4AHReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SM4-6N-4?
SM4-6N-4 is a BEARING,ROLLER,ROD END.
What parts can replace SM4-6N-4?
There are 2 known substitutes for SM4-6N-4: ST4A, ST4AH. Substitute compatibility should be verified for your specific system.
What is the NSN for SM4-6N-4?
SM4-6N-4 is cataloged in the U.S. Government catalog under NSN 3110-00-294-3736. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.