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Technical Data Sheet
PartsTable / COMPONENT / QN54161
QN54161 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, overall_length: 1.8800 INCHES NOMINAL IN, style_designator: CYLINDRICAL ROLLER, FLAT ENDS, rolling_element_diameter: 0.4371 INCHES MINIMUM AND 0.4374 INCHES MAXIMUM IN, material_document_and_classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-161-2166, 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
QN54161
NSN: 3110-01-161-2166
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
overall_length1.8800 INCHES NOMINAL IN
style_designatorCYLINDRICAL ROLLER, FLAT ENDS
rolling_element_diameter0.4371 INCHES MINIMUM AND 0.4374 INCHES MAXIMUM IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN3110-01-161-2166
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: QN54161 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
•
STYLE DESIGNATOR: CYLINDRICAL ROLLER, FLAT ENDS
•
ROLLING ELEMENT DIAMETER: 0.4371 INCHES MINIMUM AND 0.4374 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
OVERALL LENGTH1.8800 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL ROLLER, FLAT ENDS
ROLLING ELEMENT DIAMETER0.4371 INCHES MINIMUM AND 0.4374 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
1166293REV1Interchangeable
interchangeable cross-reference
interchangeable
1166293Interchangeable
interchangeable cross-reference
interchangeable
13715Interchangeable
interchangeable cross-reference
interchangeable
6750156Interchangeable
interchangeable cross-reference
interchangeable
3247Interchangeable
interchangeable cross-reference
interchangeable
04156Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QN54161?
QN54161 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace QN54161?
There are 7 known substitutes for QN54161: 1166293REV1, 1166293, 13715 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for QN54161?
QN54161 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-161-2166. 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