Model: 5204660

Optical Element Retaining Ring

Properties:

Groove Diameter

2.406 inches

Outside Diameter

Between 2.527 inches and 2.529 inches

Aperture Diameter

Between 2.2619 inches and 2.2649 inches

Inner Groove Width

0.062 inches

Mounting Configuration

2.292-36ns-3b internal theads around aperture

Thread Location

Internal

Internal Flange Thickness

0.219 inches

Groove Location

Adjacent to internal flange

Knurled Periphery

Not provided

Material

Steel, corrosion resisting

Material

Stainless steel

NSN

1240-00-520-4660

Part Number

5204660

Description

Ring,retaining,optical Element

CAGE

19200

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

Part 5204660 NSN 1240-00-520-4660

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22585

FIIG:

T271-J

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:

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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