PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31309Microscope,optical

Edmund Optics, Inc · NSN 6650-01-202-7433 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-202-7433 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-202-7433. Primary manufacturer part number: 31309.
Features
  • Microscope,optical — FSC 6650
  • Focusing Type: ADJUSTABLE
  • Body Tube Interchangeability Feature: NOT PROVIDED
  • Objective Quantity: 3
  • Funnel Stop Design Feature: NOT PROVIDED
  • Eyepiece Quantity: 1
  • Magnification: 20.0X NOMINAL AND 40.0X NOMINAL AND 60.0X NOMINAL
  • Objective Type: DRY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microscope,optical, cataloged under National Stock Number 6650-01-202-7433, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Edmund Optics, Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-202-7433
Primary Part Number31309
Item NameMicroscope,optical
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Focusing TypeADJUSTABLE
Body Tube Interchangeability FeatureNOT PROVIDED
Objective Quantity3
Funnel Stop Design FeatureNOT PROVIDED
Eyepiece Quantity1
Magnification20.0X NOMINAL AND 40.0X NOMINAL AND 60.0X NOMINAL
Objective TypeDRY
Usage DesignSHOP
Body Tube AnalyzerNOT INCLUDED
Body Tube Bertrand LensNOT PROVIDED
Length4.750 INCHES NOMINAL IN
Mounted Cross HairsNOT PROVIDED
Design TypeGENERAL PURPOSE
Diameter0.625 INCHES NOMINAL IN
Centering FeatureNOT PROVIDED
Body Tube Accessroy SlotNOT PROVIDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5136-00-197-95547244 INTERCHANGEABLE
Die,rethreading
Stanley Tools Div of Stanley Works
3110-01-085-124631309 INTERCHANGEABLE
Bearing,roller,tapered
Skf Usa Inc.
2930-01-219-141210283 INTERCHANGEABLE
Cap,filler Opening
Stant Mfg Co Inc
5330-01-435-154531309 INTERCHANGEABLE
Gasket
Walker Mfg Co
Cross-Reference Index
Part NumberManufacturer
31309 PRIMARY Edmund Optics, Inc (USA)
Related Parts
5136-00-197-9554INTERCHANGEABLE
DIE,RETHREADING
7244
3110-01-085-1246INTERCHANGEABLE
BEARING,ROLLER,TAPERED
31309
2930-01-219-1412INTERCHANGEABLE
CAP,FILLER OPENING
10283
5330-01-435-1545INTERCHANGEABLE
GASKET
31309

Frequently Asked Questions

What is NSN 6650-01-202-7433?

NSN 6650-01-202-7433 is a Microscope,optical, manufactured by Edmund Optics, Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-202-7433?

NSN 6650-01-202-7433 has 1 cross-referenced part number: 31309 (Edmund Optics, Inc).

What NSN replaces 6650-01-202-7433?

There are 4 known substitutes for 6650-01-202-7433: 5136-00-197-9554, 3110-01-085-1246, 2930-01-219-1412 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31309?

Key specifications for 31309: Focusing Type: ADJUSTABLE; Body Tube Interchangeability Feature: NOT PROVIDED; Objective Quantity: 3; Funnel Stop Design Feature: NOT PROVIDED. 16 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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