Model: 655045

Optical Element Retaining Ring

Properties:

Groove Diameter

2.251 inches

Overall Length

0.656 inches

Outside Diameter

2.500 inches

Aperture Diameter

2.016 inches

Inner Groove Width

0.0235 inches

End Application

Gun sight mk29

Internal Flange Thickness

0.125 inches

Groove Location

Inside face of flange

Knurled Periphery

Not provided

Material

Steel, corrosion resisting

Material

Stainless steel

NSN

1240-00-159-0537

Part Number

655045

Description

Ring,retaining,optical Element

CAGE

10001

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 655045 NSN 1240-00-159-0537

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