Model: SM-D-804998

Optical Instrument Window

Special Features:

Materal used in the manufacture of this optical part shall not contain thorium, other radioactive material, or any combination of nuclear materials in excess of 0.05 percent by weight as defined by the title 10, code of federal regulations, part 40.No chips inside free aperture.All chips outside free aperture to be stoned

Properties:

Width

4.725 inches

Thickness

0.250 inches

Length

4.825 inches

Polished Periphery

Not provided

Material

Glass, optical, mil-g-174, class 1, grade a, type 517-642

Material

Glass, optical, mil-g-174, class 1, grade a, type 517-642

NSN

1240-01-063-1348

Part Number

SM-D-804998

Description

Window,optical Instrument

CAGE

80063

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 SM-D-804998 NSN 1240-01-063-1348

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:

10.0 X 4.0 X 4.0

Paclk Weight:

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:

086700

UFC:

45955

LTL:

RATING VARIABLE

LCL:

NO RATING

WCC:

495

TCC:

SHC:

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