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Optical Element Retainer NSN 5855-01-412-4220

Item Description

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes ring, externally threaded.

NSN 5855-01-412-4220 NSN: 5855-01-412-4220

Features and Characteristics

Special Features
Used on infrared night vision equipment
FSC
5855 Emitted And Reflected Radiation Night Vision Equipment
NIIN
014124220
NSN
5855014124220

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4006900-1
Cage Code:
30881
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9014900000
  • NAICS: 334511
  • SITC: 87412
  • Description: Parts & accessories for direction finding compasses and other navigational instruments and appliances
  • End Use (Code 22220):
    Marine engines, parts

Q & A

Frequently asked questions for NSN 5855-01-412-4220
What are the manufacturers of nsn 5855014124220?
Does this nsn 5855014124220 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5855014124220
A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. it must have drilled holes or slots to facilitate assembly and disassembly. for items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. excludes ring, externally threaded.
Does nsn 5855014124220 contain any precious metals?
No precious metal content.
Does nsn 5855014124220 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5855014124220?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22451
FIIG:
T271-K
App. Key:
KA
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
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