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Optical Element Retaining Ring NSN 5855-01-503-5333

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 5855-01-503-5333 NSN: 5855-01-503-5333

Features and Characteristics

End Application
An/pvs-20, night vision sight, crew served
Part Name Assigned By Controlling Agency
Ring, objective focus stop assembly
Special Features
Includes pin, spring, p/n ms171436, nsn 5315-00-844-5644 and ring, objective focus stop, p/n 188d0022; ring protrudes 0.250 inches from one face of ring; spring-press in place
FSC
5855 Emitted And Reflected Radiation Night Vision Equipment
NIIN
015035333
NSN
5855015035333

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SC00120
Cage Code:
27777
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 5855-01-503-5333
What are the manufacturers of nsn 5855015035333?
Does this nsn 5855015035333 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5855015035333
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 5855015035333 contain any precious metals?
No precious metal content.
Does nsn 5855015035333 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5855015035333?
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
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