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Technical Data Sheet
PartsTable / COMPONENT / MS17161-16
MS17161-16 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, alignment_type: RIGID, overall_height: 14.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, style_designator: GROOVED RACE SURFACE, largest_bore_diameter: 0.7953 INCHES NOMINAL 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 3110-00-156-1858, 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
MS17161-16
NSN: 3110-00-156-1858
FSC: 3110
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
alignment_typeRIGID
overall_height14.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
style_designatorGROOVED RACE SURFACE
largest_bore_diameter0.7953 INCHES NOMINAL IN
bore_smallest_diameter20.0 MILLIMETERS NOMINAL MM
overall_outside_diameter40.0 MILLIMETERS NOMINAL MM
standard_tolerance_designationAFBMA STD TOLERANCE FOR THRUST BEARINGS
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
thrust_directional_capability_designationSINGLE
NSN3110-00-156-1858
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS17161-16 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
OVERALL OUTSIDE DIAMETER: 40.0 MILLIMETERS NOMINAL MM
•
ALIGNMENT TYPE: RIGID
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
LARGEST BORE DIAMETER: 0.7953 INCHES NOMINAL IN
•
BORE SMALLEST DIAMETER: 20.0 MILLIMETERS NOMINAL MM
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
OVERALL OUTSIDE DIAMETER40.0 MILLIMETERS NOMINAL MM
ALIGNMENT TYPERIGID
STYLE DESIGNATORGROOVED RACE SURFACE
LARGEST BORE DIAMETER0.7953 INCHES NOMINAL IN
BORE SMALLEST DIAMETER20.0 MILLIMETERS NOMINAL MM
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
OVERALL HEIGHT14.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
5120-4Interchangeable
interchangeable cross-reference
interchangeable
GGG-K-275Interchangeable
interchangeable cross-reference
interchangeable
76006Interchangeable
interchangeable cross-reference
interchangeable
378-3404-01-203Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-3661/10Interchangeable
interchangeable cross-reference
interchangeable
LH79/1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS17161-16?
MS17161-16 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace MS17161-16?
There are 30 known substitutes for MS17161-16: 5120-4, GGG-K-275, 76006 and 27 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS17161-16?
MS17161-16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1858. 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