PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1781Bearing,sleeve

Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion · NSN 3120-00-324-8658 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-324-8658 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-324-8658. Primary manufacturer part number: 1781.
Features
  • Bearing,sleeve — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-324-8658, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersThermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion (CAGE 30988)
Technical Specifications
ParameterValue
NSN3120-00-324-8658
Primary Part Number1781
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerThermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-036-04491781 INTERCHANGEABLE
Diaphragm,valve,flat
Imi Cash Valve Inc
5940-00-202-023717-2 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5120-00-293-0032 INTERCHANGEABLE
Pliers
6645-00-515-4348 INTERCHANGEABLE
Clock,panel
5940-00-636-60251382B INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
6685-00-641-6126 INTERCHANGEABLE
Indicator,humidity,plug
4820-01-074-23973317508PC16 INTERCHANGEABLE
Stem,fluid Valve
Naval Sea Systems Command
4820-01-257-13951781 INTERCHANGEABLE
Rest,float,valve
Robert H Wager Co Inc
6640-01-302-26581781 INTERCHANGEABLE
Bearing,upper,centrifuge
Becton Dickinson and Co Primary Care Diagnostics Div
6740-01-382-8549 INTERCHANGEABLE
Adapter,photographic
Cross-Reference Index
Part NumberManufacturer
B414PC1781 Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion (USA)
1781 PRIMARY Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion (USA)
Related Parts
4820-00-036-0449INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
1781
5940-00-202-0237INTERCHANGEABLE
TERMINAL BOARD
17-2
5120-00-293-0032INTERCHANGEABLE
PLIERS
6645-00-515-4348INTERCHANGEABLE
CLOCK,PANEL
5940-00-636-6025INTERCHANGEABLE
TERMINAL BOARD
1382B
6685-00-641-6126INTERCHANGEABLE
INDICATOR,HUMIDITY,PLUG
4820-01-074-2397INTERCHANGEABLE
STEM,FLUID VALVE
3317508PC16
4820-01-257-1395INTERCHANGEABLE
REST,FLOAT,VALVE
1781
6640-01-302-2658INTERCHANGEABLE
BEARING,UPPER,CENTRIFUGE
1781
6740-01-382-8549INTERCHANGEABLE
ADAPTER,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 3120-00-324-8658?

NSN 3120-00-324-8658 is a Bearing,sleeve, manufactured by Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-324-8658?

NSN 3120-00-324-8658 has 2 cross-referenced part numbers: B414PC1781 (Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion), 1781 (Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion).

What NSN replaces 3120-00-324-8658?

There are 10 known substitutes for 3120-00-324-8658: 4820-00-036-0449, 5940-00-202-0237, 5120-00-293-0032 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com