104-0155

Optical Instrument Window

NSN 1240-00-171-4178

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001714178

Technical Specifications of NSN

Diameter:
Between 50.950 millimeters and 51.000 millimeters
Thickness:
Between 5.800 millimeters and 6.200 millimeters
Bevel Depth:
0.750 millimeters
Refraction Index:
1.5170
Polished Surface:
Both
Dispersion:
64.5 angstroms
Reflection Reducing Surface:
Both
Polished Periphery:
Not provided
Bevel Angle In Deg:
45.000
Material:
Glass, optical, jan-g-174, type 517-645, grade b
Material:
Glass, optical, jan-g-174, type 517-645, grade b
Fsc Application Data:
Telescope mk 102 mod 3
NSN:
1240-00-171-4178
Item Name:
Seal,glass
Cage Code:
10001

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
52476
Cage Code:
21587
RNCC:
5
RNVC:
9
RNAAC:
XX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10908
FIIG:
T271-F
Concept No.:
App. Key:
FA
Cond. Code:
2
Status:
A

Part Materials

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:
--
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:
00
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:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Glass Seal"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
User:
CANADA Canada
DSOR:
Import / Export
  • Schedule B: 9803200000
  • SITC: 93100
  • End Use: Military apparel and footwear
  • NAICS: 990000
  • USDA: 1

Classification: Military equipments not identified by kind


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