PartsTable
Technical Data Sheet
Download PDF

RA3M55FS160 — BEARING,BALL,ROD END

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

RA3M55FS160: BEARING,BALL,ROD END.

The BEARING,BALL,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BALL, 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: 1.6910 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-040-4843, 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
RA3M55FS160
NSN: 3110-01-040-4843
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 73134 — ROLLER BEARING COMPANY OF AMERICA, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BALL
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length1.6910 INCHES NOMINAL IN
shank_diameter0.3125 INCHES NOMINAL IN
inner_ring_width0.5620 INCHES NOMINAL IN
outer_ring_width0.4380 INCHES NOMINAL IN
special_featuresNAS513 KEYWAY IN SHANK
style_designatorDOUBLE ROW, STAGGERED, BALL
NSN3110-01-040-4843
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: RA3M55FS160 · 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: 0.3125 INCHES NOMINAL IN
•
SHANK THREAD LENGTH: 0.7400 INCHES NOMINAL IN
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.4380 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES
•
STYLE DESIGNATOR: DOUBLE ROW, STAGGERED, BALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.3125 INCHES NOMINAL IN
SHANK THREAD LENGTH0.7400 INCHES NOMINAL IN
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.4380 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES
STYLE DESIGNATORDOUBLE ROW, STAGGERED, BALL
OVERALL LENGTH1.6910 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.7810 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
RA3M5-5Reference 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
Ready to buy RA3M55FS160?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is RA3M55FS160?
RA3M55FS160 is a BEARING,BALL,ROD END.
What parts can replace RA3M55FS160?
There is 1 known substitute for RA3M55FS160: RA3M5-5. Substitute compatibility should be verified for your specific system.
What is the NSN for RA3M55FS160?
RA3M55FS160 is cataloged in the U.S. Government catalog under NSN 3110-01-040-4843. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — RA3M55FS160

✓ 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.