Model: BG-18

Telescopic Instrume Light Filter

Special Features:

White light transmission to be at least 25 pct; optical density at 0.6943 microns to be at least 5.0; light deviation not to exceed 2 min of arc; surface quali type 80-50 per military specification mil-0-13830; both flat surfaces polished; chamfer edges 45 deg

Properties:

Overall Diameter
1.670 inches
Overall Thickness
0.130 inches
Fsc Application Data
Telescope
NSN
1240-00-007-8429
Part Number
BG-18
Description
Filter,light,telescopic Instrume
CAGE
55736

An item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes window, optical instrument.

Part BG-18 NSN 1240-00-007-8429

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13347
FIIG:
T205-A
Concept No.:
App. Key:
AB
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.7 X 1.7 X 0.1
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
069100
UFC:
21275
LTL:
100.0
LCL:
--
WCC:
653
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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