Model: 8200495

Optical Instrument Window

Properties:

Diameter
Between 2.022 inches and 2.025 inches
Thickness
Between 0.418 inches and 0.458 inches
Bevel Depth
Between 0.020 inches and 0.030 inches
Refraction Index
1.5170
Polished Surface
Both
Dispersion
64.500 angstroms
Reflection Reducing Surface
Both
Polished Periphery
Not provided
Bevel Angle In Deg
Between 42.000 and 48.000
Material
Glass, optical, mil-g-174, grade b, type 517-645
Material
Glass, optical, mil-g-174, grade b, type 517-645
NSN
1240-00-620-4979
Part Number
8200495
Description
Window,optical Instrument
CAGE
03829

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.

Part 8200495 NSN 1240-00-620-4979

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10908
FIIG:
T271-F
Concept No.:
App. Key:
FA
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.0 X 2.0 X 0.5
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
36
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
058110
UFC:
33110
LTL:
200.0
LCL:
--
WCC:
653
TCC:
Z
SHC:
9
ACC:
Engineer Supplies

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Schedule B and Export
  • Schedule B: 9803200000
  • SITC: 93100
  • End Use: Military apparel and footwear
  • NAICS: 990000
  • USDA: 1

Freight Class: Military equipments not identified by kind

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