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Optical Element Retaining Ring NSN 6650-00-484-3616

Item Description

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

NSN 6650-00-484-3616 NSN: 6650-00-484-3616

Features and Characteristics

Groove Diameter
3.015 inches
Overall Length
0.297 inches
Outside Diameter
3.322 inches
Aperture Diameter
3.183 inches
Inner Groove Width
0.0080 inches
Mounting Configuration
Friction mounted
Internal Flange Thickness
0.075 inches
Press Fit Inside Diameter
+3.170 to 3.175 inches
Groove Location
Inside face of flange
Knurled Periphery
Not provided
Material
Aluminum alloy, qq-a-225/8, t651
Material
Aluminum alloy 6061
Surface Treatment
Anodized black
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
004843616
NSN
6650004843616

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10192406
Cage Code:
18876
Status:
A
MSDS:
Part Number:
10045025
Cage Code:
A486G
Status:
A
MSDS:
Part Number:
1440004843616
Cage Code:
SCY13
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 6650-00-484-3616
What are the manufacturers of nsn 6650004843616?
Does this nsn 6650004843616 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650004843616
A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. it may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. for externally threaded items, see retainer, optical element. excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.
Does nsn 6650004843616 contain any precious metals?
No precious metal content.
Does nsn 6650004843616 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650004843616?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22585
FIIG:
T271-J
App. Key:
JC
Cond. Code:
2
Status:
A

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