Model: 689190

Optical Element Cell

Properties:

Thread Class

2b and 2a

Thread Direction

Right-hand and right-hand

Thread Length

0.115 inches and 0.145 inches

Overall Length

Between 0.250 inches and 0.260 inches

Overall Height

Between 0.050 inches and 0.060 inches

Overall Width

Between 2.057 inches and 2.067 inches

Thread Size

1.820-32 and 2.250-32

End Application

Gun sight mk29

Screw Thread Series Designator

Uns and uns

Thread Location

Internal and external

Eccentric Construction

Not provided

Chamfer Location

Threaded end

Chamfer Size

0.075 in. By 45 deg

Material

Aluminum

Material

Aluminum

Surface Treatment

Anodized

NSN

1240-00-153-2353

Part Number

689190

Description

Cell,optical Element

CAGE

10001

A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

Part 689190 NSN 1240-00-153-2353

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21859

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

70.0

LCL:

WCC:

658

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