PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-026Bearing,ball,annular

Sundyne Corporation · NSN 3110-01-553-0555 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-553-0555 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-553-0555. Primary manufacturer part number: 21-026.
Features
  • Bearing,ball,annular — FSC 3110
  • 1 verified cross-reference
  • Primary manufacturer: Sundyne Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-553-0555, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sundyne Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-553-0555
Primary Part Number21-026
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSundyne Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5940-00-156-7345 INTERCHANGEABLE
Terminal,lug
6145-00-161-0913 INTERCHANGEABLE
Cable,radio Frequency
5999-00-503-2002N11 INTERCHANGEABLE
Heater,thermal Release
Rockwell Automation, Inc. Dba Rockwell Automation
5330-00-551-9306 INTERCHANGEABLE
Gasket
5950-00-869-4812 INTERCHANGEABLE
Transformer,power
5999-01-017-107621026 INTERCHANGEABLE
Contactor,air Condi
Noske-Kaeser Germany Gmbh
5930-01-073-3412 INTERCHANGEABLE
Switch,toggle
5340-01-095-375721026 INTERCHANGEABLE
Panel,rear,intermed
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5305-01-126-7128 INTERCHANGEABLE
Screw,machine
5360-01-318-22622-1026 INTERCHANGEABLE
Spring,helical,compression
Malabar
Cross-Reference Index
Part NumberManufacturer
21-026 Sundyne Corporation (USA)
Related Parts
5940-00-156-7345INTERCHANGEABLE
TERMINAL,LUG
6145-00-161-0913INTERCHANGEABLE
CABLE,RADIO FREQUENCY
5999-00-503-2002INTERCHANGEABLE
HEATER,THERMAL RELEASE
N11
5330-00-551-9306INTERCHANGEABLE
GASKET
5950-00-869-4812INTERCHANGEABLE
TRANSFORMER,POWER
5999-01-017-1076INTERCHANGEABLE
CONTACTOR,AIR CONDI
21026
5930-01-073-3412INTERCHANGEABLE
SWITCH,TOGGLE
5340-01-095-3757INTERCHANGEABLE
PANEL,REAR,INTERMED
21026
5305-01-126-7128INTERCHANGEABLE
SCREW,MACHINE
5360-01-318-2262INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2-1026
5970-01-388-6432INTERCHANGEABLE
COVER,INSULATOR,SPE
21026

Frequently Asked Questions

What is NSN 3110-01-553-0555?

NSN 3110-01-553-0555 is a Bearing,ball,annular, manufactured by Sundyne Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-553-0555?

NSN 3110-01-553-0555 has 1 cross-referenced part number: 21-026 (Sundyne Corporation).

What NSN replaces 3110-01-553-0555?

There are 11 known substitutes for 3110-01-553-0555: 5940-00-156-7345, 6145-00-161-0913, 5999-00-503-2002 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-026?

Key specifications for 21-026: End Item Identification: SFR HIGH SPEED SHAFT ASSEMBLY. 1 total characteristics are documented in the Federal Logistics Information System.

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