Model: 5612977

Optical Instrument Window

Special Features:

Two lens pieces bonded together. Convex radii are 30.5 mm and 38.0 mm max.

Properties:

Diameter

34.0 millimeters

Thickness

Between 14.9 millimeters and 15.1 millimeters

End Application

Fc33 electrical and electronics adapter assembly pn 5612561; periscope.

Polished Periphery

Not provided

Part Name Assigned By Controlling Agency

Eyepiece, el-3, doublet

Material

Glass, optical and magnesium fluoride

Material

Glass optical and magnesium fluoride

NSN

1240-01-497-4402

Part Number

5612977

Description

Window,optical Instrument

CAGE

53711

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 5612977 NSN 1240-01-497-4402

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:

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:

744

TCC:

SHC:

ACC:

Medical 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