Model: 7639256

Optical Element Cell

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.140 inches

Overall Height

0.656 inches

Thread Size

2 3/32-32

Overall Diameter

2.210 inches

Screw Thread Series Designator

Uns

Drive Type

Slotted face

Thread Location

Internal

Eccentric Construction

Not provided

Chamfer Location

Drive end

Chamfer Size

0.010 in. By 45 deg

Element Securing Method

Threaded ring

Material

Aluminum alloy, ww-t-785, cond t-canceled

Material

Aluminum alloy 2024

Surface Treatment

Anodized

Fsc Application Data

1. Periscope m15, integrated with fire control

NSN

1240-00-763-9256

Part Number

7639256

Description

Cell,optical Element

CAGE

19200

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 7639256 NSN 1240-00-763-9256

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:

058110

UFC:

33110

LTL:

200.0

LCL:

200.0

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