PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49-666Prism,optical Instrument

Edmund Optics, Inc · NSN 6650-01-724-3227 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-724-3227 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-724-3227. Primary manufacturer part number: 49-666.
Features
  • Prism,optical Instrument — FSC 6650
  • Coating Feature: ALUMINUM
  • Overall Diameter: 76.2 MILLIMETERS NOMINAL MM
  • 2 verified cross-references
  • Primary manufacturer: Edmund Optics, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Prism,optical Instrument, cataloged under National Stock Number 6650-01-724-3227, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN6650-01-724-3227
Primary Part Number49-666
Item NamePrism,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Coating FeatureALUMINUM
Overall Diameter76.2 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2915-00-708-254449666 INTERCHANGEABLE
Lever,valve
Triumph Engine Control Systems Llc
5330-00-710-2048 INTERCHANGEABLE
Seal,plain Encased
2940-01-572-4265P608666 INTERCHANGEABLE
Filter Element,intake Air Cleane
Donaldson Company, Inc.
Cross-Reference Index
Part NumberManufacturer
49-666 PRIMARY Edmund Optics, Inc (USA)
193245192 Safran Electronics & Defense (FRA)
Related Parts
2915-00-708-2544INTERCHANGEABLE
LEVER,VALVE
49666
5330-00-710-2048INTERCHANGEABLE
SEAL,PLAIN ENCASED
2940-01-572-4265INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
P608666

Frequently Asked Questions

What is NSN 6650-01-724-3227?

NSN 6650-01-724-3227 is a Prism,optical Instrument, manufactured by Edmund Optics, Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-724-3227?

NSN 6650-01-724-3227 has 2 cross-referenced part numbers: 49-666 (Edmund Optics, Inc), 193245192 (Safran Electronics & Defense).

What NSN replaces 6650-01-724-3227?

There are 3 known substitutes for 6650-01-724-3227: 2915-00-708-2544, 5330-00-710-2048, 2940-01-572-4265. Verify interchangeability with system specifications before substitution.

What are the specifications of 49-666?

Key specifications for 49-666: Part Name Assigned by Controlling Agency: RETROREFLECTOR; Coating Feature: ALUMINUM; Overall Length: 79.5 MILLIMETERS NOMINAL MM; Overall Diameter: 76.2 MILLIMETERS NOMINAL MM. 4 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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