Model: 689C2140

Observation Window

Properties:

Overall Length
11.820 inches
Overall Width
8.420 inches
Overall Thickness
0.375 inches
End Application
Countermeasures receiving set, an/flr-9, dfdc mod kit
First Corner Radius
0.250 inches
Second Corner Radius
0.250 inches
Third Corner Radius
0.250 inches
Material Transparency
Clear
Fourth Corner Radius
0.250 inches
Material
Glass
Material Specification
Dd-g-451, type 1, class 1 federal specification single material response
Style Designator
Rounded corners
NSN
9340-01-232-7331
Part Number
689C2140
Description
Window,observation
CAGE
81755

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 689C2140 NSN 9340-01-232-7331

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:
ZG
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
01
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
086940
UFC:
46135
LTL:
77.5
LCL:
77.5
WCC:
704
TCC:
Z
SHC:
Q
ACC:
Construction Materials

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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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