Model: 10514254

Optical Instrument Window

Special Features:

Light deviation 3 minutes

Properties:

Diameter

Between 4.184 inches and 4.188 inches

Thickness

Between 0.383 inches and 0.393 inches

Surface Finish

Ground and polished

Bevel Depth

0.039 inches and 0.118 inches

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 and 45.000

Material

Glass, optical, mil-g-174, class 1, grade b, type 517-645

Material

Glass, optical, mil-g-174, class 1, grade b, type 517-645

Fsc Application Data

Periscope, xm32, optical sighting and ranging equipment

NSN

1240-00-990-6559

Part Number

10514254

Description

Window,optical Instrument

CAGE

19200

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 10514254 NSN 1240-00-990-6559

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

10908

FIIG:

T271-F

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.6000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

058110

UFC:

33110

LTL:

200.0

LCL:

WCC:

653

TCC:

SHC:

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