PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

646Bearing,ball,annular

Makino Inc · NSN 3110-00-144-8882 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-144-8882 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-144-8882. Primary manufacturer part number: 646.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
  • Bore Shape: STRAIGHT
  • Load Direction: RADIAL
  • Material: STEEL OVERALL
  • Shield Quantity: 2
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-144-8882, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Makino Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 34 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-144-8882
Primary Part Number646
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMakino Inc
StatusCANCELLED
Standard Tolerance DesignationABEC NO.1
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Bore ShapeSTRAIGHT
Load DirectionRADIAL
MaterialSTEEL OVERALL
Shield Quantity2
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Lubrication MaterialGREASE
Nondefinitive Spec/std Data111 TYPE AND 3 CLASS AND 00 GRADE
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter12.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter32.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-019-4208 INTERCHANGEABLE
Reamer,machine
5930-00-050-2707 INTERCHANGEABLE
Switch,toggle
5355-00-056-1698 INTERCHANGEABLE
Dial,scale
5950-00-081-2696666163-048 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
3110-00-100-03750211588-9 INTERCHANGEABLE
Cup,tapered Roller Bearing
Agco Corp Parts Opn
5905-00-106-7008C600012889 INTERCHANGEABLE
Resistor Set,matched
Kearfott Corporation Div Guidance and Navigation Division
3110-00-108-919810043943-172 INTERCHANGEABLE
Bearing,ball,annular
Us Army Aviation and Missile Command
3110-00-144-8992060-8 INTERCHANGEABLE
Bearing,ball,annular
Lockheed Martin Corporation Div Rms - Mitchel Field
3110-00-155-6244 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-146422228 INTERCHANGEABLE
Bearing,roller,self-Aligning
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
SKA1621 Reed-Prentice Division of Package Machinery Co (USA)
646 PRIMARY Makino Inc (USA)
AA1-228 The Biro Manufacturing Company (USA)
228 The Biro Manufacturing Company (USA)
6201ZZ PRIMARY Skf Usa Inc. (USA)
22-228 The Biro Manufacturing Company (USA)
201KDDFS504 PRIMARY Timken Co Div the Timken Company (USA)
221-183 Davidson Optronics Inc. Dba Doi Venture (USA)
T77201 PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
6013142 Elwell-Parker Electric Co (USA)
012-41012-02 Kato Engineering Inc. (USA)
1201FF PRIMARY Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
201SFF PRIMARY Skf Usa Inc. (USA)
571XA Rockwell International Corp Syracuse Division (USA)
1517 Wico-Prestolite Co the Div of Eltra Corp (USA)
77501X1C General Motors Corp Delco Moraine Ndh Div (USA)
SKA1621 Porter H K Co Inc Hardware and Industrial Products Div Boston Works (USA)
6201ZZCE1SA2 PRIMARY Nsk Corp Bearing Div (USA)
11-228 The Biro Manufacturing Company (USA)
1-740609-03 Kearfott Corporation Div Guidance and Navigation Division (USA)
Related Parts
3455-00-019-4208INTERCHANGEABLE
REAMER,MACHINE
5930-00-050-2707INTERCHANGEABLE
SWITCH,TOGGLE
5355-00-056-1698INTERCHANGEABLE
DIAL,SCALE
5950-00-081-2696INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
666163-048
3110-00-100-0375INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
0211588-9
5905-00-106-7008INTERCHANGEABLE
RESISTOR SET,MATCHED
C600012889
3110-00-108-9198INTERCHANGEABLE
BEARING,BALL,ANNULAR
10043943-172
3110-00-144-8992INTERCHANGEABLE
BEARING,BALL,ANNULAR
060-8
3110-00-155-6244INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-1464INTERCHANGEABLE
BEARING,ROLLER,SELF-ALIGNING
22228
6145-00-162-7918INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
UL62S6BCK3/12SBR/NRSBR/NR
5331-00-166-0969INTERCHANGEABLE
O-RING
M83248/1-010

Frequently Asked Questions

What is NSN 3110-00-144-8882?

NSN 3110-00-144-8882 is a Bearing,ball,annular, manufactured by Makino Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-144-8882?

NSN 3110-00-144-8882 has 50 cross-referenced part numbers: SKA1621 (Reed-Prentice Division of Package Machinery Co), 646 (Makino Inc), AA1-228 (The Biro Manufacturing Company), 228 (The Biro Manufacturing Company), 6201ZZ (Skf Usa Inc.) and 45 more.

What NSN replaces 3110-00-144-8882?

There are 12 known substitutes for 3110-00-144-8882: 3455-00-019-4208, 5930-00-050-2707, 5355-00-056-1698 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 646?

Key specifications for 646: Standard Tolerance Designation: ABEC NO.1; Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE; Bore Shape: STRAIGHT; Load Direction: RADIAL. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-144-8882 still in active supply?

NSN 3110-00-144-8882 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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