PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3444-4Bearing,ball,annular

Mid-Continent Instrument Co Inc · NSN 3110-00-133-1911 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-133-1911 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-133-1911. Primary manufacturer part number: 3444-4.
Features
  • Bearing,ball,annular — FSC 3110
  • 4 verified cross-references
  • Primary manufacturer: Mid-Continent Instrument Co Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-133-1911, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mid-Continent Instrument Co Inc. This item has 4 commercial cross-references from 4 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,ball,annular
FSC / FSG3110 — No Item Name Available (FSG 31)
ManufacturersNew Hampshire Ball Bearings Inc Div Precision Division (CAGE 50294); Fl Aerospace Corp Janitrol Aero Div/general Design (CAGE 06987); Mid-Continent Instrument Co Inc (CAGE 59742); Timken Co Div the Timken Company (CAGE 21335)
Technical Specifications
ParameterValue
NSN3110-00-133-1911
Primary Part Number3444-4
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMid-Continent Instrument Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6105-00-403-6638 INTERCHANGEABLE
Rotor,motor
4940-01-276-3504 INTERCHANGEABLE
Collet Half,hose,tool
3220-01-315-7902708495K INTERCHANGEABLE
Saw,circular,table Type
Jpw Industries Inc. Dba Jpw Industries Inc
Cross-Reference Index
Part NumberManufacturer
R3KCA3P58LG68 New Hampshire Ball Bearings Inc Div Precision Division (USA)
3444-4 Fl Aerospace Corp Janitrol Aero Div/general Design (USA)
3444-4 PRIMARY Mid-Continent Instrument Co Inc (USA)
JM33K5C1CRVFA3110 Timken Co Div the Timken Company (USA)
Related Parts
6105-00-403-6638INTERCHANGEABLE
ROTOR,MOTOR
4940-01-276-3504INTERCHANGEABLE
COLLET HALF,HOSE,TOOL
3220-01-315-7902INTERCHANGEABLE
SAW,CIRCULAR,TABLE TYPE
708495K

Frequently Asked Questions

What is NSN 3110-00-133-1911?

NSN 3110-00-133-1911 is a Bearing,ball,annular, manufactured by Mid-Continent Instrument Co Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-133-1911?

NSN 3110-00-133-1911 has 4 cross-referenced part numbers: R3KCA3P58LG68 (New Hampshire Ball Bearings Inc Div Precision Division), 3444-4 (Fl Aerospace Corp Janitrol Aero Div/general Design), 3444-4 (Mid-Continent Instrument Co Inc), JM33K5C1CRVFA3110 (Timken Co Div the Timken Company).

What NSN replaces 3110-00-133-1911?

There are 3 known substitutes for 3110-00-133-1911: 6105-00-403-6638, 4940-01-276-3504, 3220-01-315-7902. Verify interchangeability with system specifications before substitution.

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