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Optical Element Spacer NSN 6650-01-165-2171

Item Description

A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (aa). See also spacer, sleeve and cell, optical element.

NSN 6650-01-165-2171 NSN: 6650-01-165-2171

Features and Characteristics

Overall Length
0.243 inches
Body Outside Diameter
1.653 inches
Straight Bore Inside Diameter
1.563 inches
End Internal Bevel Angle
5.0 degrees
Material
Aluminum alloy 6061
Material Specification
Qq-a-250/11, alloy 6061, t6 military specification single material response
Style Designator
Spacer
Fsc Application Data
Night vision equipment, emitted and raflected radiation
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
011652171
NSN
6650011652171

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SM-C-850422
Cage Code:
80063
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9018500000
  • NAICS: 339115
  • SITC: 87225
  • Description: Other ophthalmic instruments and appliances and parts and accessories
  • End Use (Code 21610):
    Medicinal equipment

Q & A

Frequently asked questions for NSN 6650-01-165-2171
What are the manufacturers of nsn 6650011652171?
Does this nsn 6650011652171 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650011652171
A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. the bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. the surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (aa). see also spacer, sleeve and cell, optical element.
Does nsn 6650011652171 contain any precious metals?
No precious metal content.
Does nsn 6650011652171 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650011652171?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22261
FIIG:
A07000
App. Key:
AB
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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