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Optical Element Spacer NSN 6650-01-171-2838

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 6650-01-171-2838 NSN: 6650-01-171-2838

Features and Characteristics

Overall Length
Between 0.182 inches and 0.183 inches
Body Outside Diameter
1.799 inches
Straight Bore Inside Diameter
1.700 inches
Straight Bore Depth
Between 0.085 inches and 0.115 inches
Taper Angle
28.5 degrees
Material
Steel comp 416
Material Specification
Astm a582, type 416 assn standard single material response
Style Designator
Spacer
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
011712838
NSN
6650011712838

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13074813
Cage Code:
04939
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 6650-01-171-2838
What are the manufacturers of nsn 6650011712838?
Does this nsn 6650011712838 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650011712838
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 6650011712838 contain any precious metals?
No precious metal content.
Does nsn 6650011712838 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650011712838?
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
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