Model: KB52-743-137PC8

Observation Window

Special Features:

2 holes 1.344 in diameter spaced 3.375 in c to c

Properties:

Overall Length
6.875 inches
Overall Width
3.500 inches
Overall Thickness
0.250 inches
Environmental Protection
Impact resistant
Surface Finish
Polished
Material Transparency
Clear
Edge Type
Beveled or grooved
Material
Glass
Material Specification
Mil-g-2857 military specification single material response
Style Designator
Square corners
NSN
9340-00-599-9454
Part Number
KB52-743-137PC8
Description
Window,observation
CAGE

A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.

Part KB52-743-137PC8 NSN 9340-00-599-9454

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16880
FIIG:
A15000
Concept No.:
App. Key:
F
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
035315
UFC:
16255
LTL:
RATING VARIABLE
LCL:
--
WCC:
704
TCC:
Z
SHC:
9
ACC:
Construction Materials

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New Products Recently updated in glass fabricated materials

Schedule B and Export
  • Schedule B: 7016900000
  • SITC: 66496
  • End Use: Glass-plate, sheet, etc.
  • NAICS: 327215
  • USDA: 1

Freight Class: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass

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