PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9240-002Bearing Circle

Naval Sea Systems Command Logistics Support Engineering Activity · NSN 6605-00-431-3853 · FSC 6605 · No Item Name Available
Verified by PartsTable
NSN 6605-00-431-3853 — this item is cataloged by the U.S. Government under National Stock Number 6605-00-431-3853. Primary manufacturer part number: 9240-002.
Features
  • Bearing Circle — FSC 6605
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command Logistics Support Engineering Activity
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Circle, cataloged under National Stock Number 6605-00-431-3853, is classified within Federal Supply Class 6605 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Sea Systems Command Logistics Support Engineering Activity. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing Circle
FSC / FSG6605 — No Item Name Available (FSG 66)
ManufacturersAtlas Instrument Co Inc (CAGE 70654); Naval Sea Systems Command Logistics Support Engineering Activity (CAGE 12004); Naval Ship Systems Command (CAGE 80064)
Technical Specifications
ParameterValue
NSN6605-00-431-3853
Primary Part Number9240-002
Item NameBearing Circle
FSC / FSG6605 / 66 — No Item Name Available
ManufacturerNaval Sea Systems Command Logistics Support Engineering Activity
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6605-00-240-5599 INTERCHANGEABLE
Azimuth Circle
6605-01-027-11239240-002MK4MOD3 INTERCHANGEABLE
Azimuth Circle
Naval Sea Systems Command Logistics Support Engineering Activity
Cross-Reference Index
Part NumberManufacturer
MIL-C-24230 Atlas Instrument Co Inc (USA)
9240-002 PRIMARY Naval Sea Systems Command Logistics Support Engineering Activity (USA)
400-533995 PRIMARY Naval Ship Systems Command (USA)
Related Parts
6605-00-240-5599INTERCHANGEABLE
AZIMUTH CIRCLE
6605-01-027-1123INTERCHANGEABLE
AZIMUTH CIRCLE
9240-002MK4MOD3

Frequently Asked Questions

What is NSN 6605-00-431-3853?

NSN 6605-00-431-3853 is a Bearing Circle, manufactured by Naval Sea Systems Command Logistics Support Engineering Activity, classified under FSC 6605 (No Item Name Available). Status: active.

What are the part numbers for NSN 6605-00-431-3853?

NSN 6605-00-431-3853 has 3 cross-referenced part numbers: MIL-C-24230 (Atlas Instrument Co Inc), 9240-002 (Naval Sea Systems Command Logistics Support Engineering Activity), 400-533995 (Naval Ship Systems Command).

What NSN replaces 6605-00-431-3853?

There are 2 known substitutes for 6605-00-431-3853: 6605-00-240-5599, 6605-01-027-1123. Verify interchangeability with system specifications before substitution.

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