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Optical Instrument Window NSN 1240-00-898-9907

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 1240-00-898-9907 NSN: 1240-00-898-9907

Features and Characteristics

Diameter
0.500 inches
Thickness
0.062 inches
End Application
M110 howitzer family
Surface Finish
Ground
Bevel Depth
0.010 inches
Polished Surface
Both
Polished Periphery
Not provided
Bevel Angle In Deg
5.000
Material
Glass, dd-g-451, type 1
Material
Glass plate
Material Specification
Dd-g-451, type 1 federal specification single material response
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
008989907
NSN
1240008989907

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7660556
Cage Code:
19200
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 1240-00-898-9907
What are the manufacturers of nsn 1240008989907?
Does this nsn 1240008989907 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240008989907
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 1240008989907 contain any precious metals?
No precious metal content.
Does nsn 1240008989907 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240008989907?
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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