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Optical Instrument Window NSN 1240-00-542-8635

Item Description

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

NSN 1240-00-542-8635 NSN: 1240-00-542-8635

Features and Characteristics

Diameter
1.399 inches
Thickness
0.100 inches
Surface Finish
Etched
Polished Surface
Both
Material
Glass
Material
Glass
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
005428635
NSN
1240005428635

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
710-1301
Cage Code:
16735
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9803200000
  • NAICS: 990000
  • SITC: 93100
  • Description: Military equipments not identified by kind
  • End Use (Code 50060):
    Military apparel and footwear

Q & A

Frequently asked questions for NSN 1240-00-542-8635
What are the manufacturers of nsn 1240005428635?
Does this nsn 1240005428635 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240005428635
A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. this item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.
Does nsn 1240005428635 contain any precious metals?
No precious metal content.
Does nsn 1240005428635 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240005428635?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
10908
FIIG:
T271-F
App. Key:
FA
Cond. Code:
2
Status:
A

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