PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51669Bearing,roller

Eaton Aerospace, Llc Dba Jackson South · NSN 3110-00-127-5655 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-127-5655 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-127-5655. Primary manufacturer part number: 51669.
Features
  • Bearing,roller — FSC 3110
  • 3 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,roller, cataloged under National Stock Number 3110-00-127-5655, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,roller
FSC / FSG3110 — No Item Name Available (FSG 31)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983); Timken Aerospace, Inc Dba Torrington Product (CAGE 60380); Timken Co Div the Timken Company (CAGE 21335)
Technical Specifications
ParameterValue
NSN3110-00-127-5655
Primary Part Number51669
Item NameBearing,roller
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-00-356-3526 INTERCHANGEABLE
Pawl
5962-00-497-3916351-7319-010 INTERCHANGEABLE
Microcircuit,linear
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2940-01-197-7106016806T INTERCHANGEABLE
Filter Element,fluid
Kovatch Corp.
Cross-Reference Index
Part NumberManufacturer
51669 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
W1397A Timken Aerospace, Inc Dba Torrington Product (USA)
W1397A Timken Co Div the Timken Company (USA)
Related Parts
3040-00-356-3526INTERCHANGEABLE
PAWL
5962-00-497-3916INTERCHANGEABLE
MICROCIRCUIT,LINEAR
351-7319-010
2940-01-197-7106INTERCHANGEABLE
FILTER ELEMENT,FLUID
016806T

Frequently Asked Questions

What is NSN 3110-00-127-5655?

NSN 3110-00-127-5655 is a Bearing,roller, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-127-5655?

NSN 3110-00-127-5655 has 3 cross-referenced part numbers: 51669 (Eaton Aerospace, Llc Dba Jackson South), W1397A (Timken Aerospace, Inc Dba Torrington Product), W1397A (Timken Co Div the Timken Company).

What NSN replaces 3110-00-127-5655?

There are 3 known substitutes for 3110-00-127-5655: 3040-00-356-3526, 5962-00-497-3916, 2940-01-197-7106. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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