PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45026Lens,optical Instrument

Edmund Optics, Inc · NSN 6650-01-537-2175 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-537-2175 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-537-2175. Primary manufacturer part number: 45026.
Features
  • Lens,optical Instrument — FSC 6650
  • Axial Thickness: 3.5 MILLIMETERS NOMINAL MM
  • Element Left Surface Radius: 0.0 MILLIMETERS MM
  • Equivalent Focal Length: 1000.000 CENTIMETERS CM
  • Material: GLASS OPTICAL
  • Single Lens Style: PLANO-CONCAVE
  • Back Focal Length: 1023.100 CENTIMETERS CM
  • Diameter: 25.0 MILLIMETERS NOMINAL MM
Applications
  • Applications requiring Glass Optical construction
General Description

The Lens,optical Instrument, cataloged under National Stock Number 6650-01-537-2175, 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 9 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-537-2175
Primary Part Number45026
Item NameLens,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Axial Thickness3.5 MILLIMETERS NOMINAL MM
Element Left Surface Radius0.0 MILLIMETERS MM
Equivalent Focal Length1000.000 CENTIMETERS CM
MaterialGLASS OPTICAL
Single Lens StylePLANO-CONCAVE
Back Focal Length1023.100 CENTIMETERS CM
Diameter25.0 MILLIMETERS NOMINAL MM
Element Right Surface Radius-51.68 MILLIMETERS MM
Length4.85 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-805-044745026 INTERCHANGEABLE
Screw,shoulder
Telemechanics Inc
5120-01-162-9467 INTERCHANGEABLE
Socket,socket Wrench
5305-01-199-2138450-26 INTERCHANGEABLE
Setscrew
Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc
3455-01-364-8164301-31 INTERCHANGEABLE
Cutter,milling,plain
Kennametal Inc. Div Kennametal Industrial Products Group
5930-01-422-053745026 INTERCHANGEABLE
Switch,flow
Hydra-Electric Company Dba Hydra-Electric Co
8415-01-591-641545026 INTERCHANGEABLE
Coveralls,safety,industrial
Kimberly-Clark Corporation
5935-01-594-9338LPMDC-8-MP INTERCHANGEABLE
Dummy Connector,plug
Teledyne Instruments, Inc. Dba Teledyne Impulse Div Teledyne Impulse, a Business Unit of Teledyne Instruments
Cross-Reference Index
Part NumberManufacturer
45026 PRIMARY Edmund Optics, Inc (USA)
Related Parts
5305-00-805-0447INTERCHANGEABLE
SCREW,SHOULDER
45026
5120-01-162-9467INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5305-01-199-2138INTERCHANGEABLE
SETSCREW
450-26
3455-01-364-8164INTERCHANGEABLE
CUTTER,MILLING,PLAIN
301-31
5930-01-422-0537INTERCHANGEABLE
SWITCH,FLOW
45026
8415-01-591-6415INTERCHANGEABLE
COVERALLS,SAFETY,INDUSTRIAL
45026
5935-01-594-9338INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
LPMDC-8-MP

Frequently Asked Questions

What is NSN 6650-01-537-2175?

NSN 6650-01-537-2175 is a Lens,optical Instrument, manufactured by Edmund Optics, Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-537-2175?

NSN 6650-01-537-2175 has 1 cross-referenced part number: 45026 (Edmund Optics, Inc).

What NSN replaces 6650-01-537-2175?

There are 7 known substitutes for 6650-01-537-2175: 5305-00-805-0447, 5120-01-162-9467, 5305-01-199-2138 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45026?

Key specifications for 45026: Axial Thickness: 3.5 MILLIMETERS NOMINAL MM; Element Left Surface Radius: 0.0 MILLIMETERS MM; Equivalent Focal Length: 1000.000 CENTIMETERS CM; Material: GLASS OPTICAL. 9 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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