PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC228Azimuth Circle

Atlas Instrument Co Inc · NSN 6605-00-240-5599 · FSC 6605 · No Item Name Available
Verified by PartsTable
NSN 6605-00-240-5599 — this item is cataloged by the U.S. Government under National Stock Number 6605-00-240-5599. Primary manufacturer part number: MILC228.
Features
  • Azimuth Circle — FSC 6605
  • Scale Name: AZIMUTH ANGLE
  • Scale Smallest Increment Graduation: 1 DEG
  • 3 verified cross-references
  • Primary manufacturer: Atlas Instrument Co Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Azimuth Circle, cataloged under National Stock Number 6605-00-240-5599, is classified within Federal Supply Class 6605 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Atlas Instrument Co Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6605-00-240-5599
Primary Part NumberMILC228
Item NameAzimuth Circle
FSC / FSG6605 / 66 — No Item Name Available
ManufacturerAtlas Instrument Co Inc
StatusACTIVE
Scale NameAZIMUTH ANGLE
Scale Smallest Increment Graduation1 DEG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4030-00-233-9568 INTERCHANGEABLE
Clamp,wire Rope,saddled
6605-00-240-5600 INTERCHANGEABLE
Bearing Circle
6605-00-431-3853400-533995 INTERCHANGEABLE
Bearing Circle
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
MILC228 Atlas Instrument Co Inc (USA)
MILC228 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-24230 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4030-00-233-9568INTERCHANGEABLE
CLAMP,WIRE ROPE,SADDLED
6605-00-240-5600INTERCHANGEABLE
BEARING CIRCLE
6605-00-431-3853INTERCHANGEABLE
BEARING CIRCLE
400-533995

Frequently Asked Questions

What is NSN 6605-00-240-5599?

NSN 6605-00-240-5599 is a Azimuth Circle, manufactured by Atlas Instrument Co Inc, classified under FSC 6605 (No Item Name Available). Status: active.

What are the part numbers for NSN 6605-00-240-5599?

NSN 6605-00-240-5599 has 3 cross-referenced part numbers: MILC228 (Atlas Instrument Co Inc), MILC228 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-24230 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6605-00-240-5599?

There are 3 known substitutes for 6605-00-240-5599: 4030-00-233-9568, 6605-00-240-5600, 6605-00-431-3853. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC228?

Key specifications for MILC228: Scale Name: AZIMUTH ANGLE; Scale Smallest Increment Graduation: 1 DEG. 2 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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