Optical Element Cell NSN 1240-00-768-8727

Item Description

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.

NSN: 1240-00-768-8727

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Features and Characteristics

Overall Length

0.575 inches

End Application

2350-00-678-5773

Eccentric Construction

Not provided

Chamfer Location

Both ends

Special Features

2.090 in. Flange dia; 1.781 in. First shoulder dia; 1.761 in.-48ns-2a thread; 1.726 in. Shoulder end dia; 0.125 in. Flange thk; 0.140 in. First shoulder lg; 0.187 in. Thread lg; 0.063 in. Wide undercut between thread and first shoulder; 1.572 in.-48ns-2b bore thread; 0.390 in. Bore thread lg; counterbore 1.581 in. By 0.060 in. Deep on shoulder end; one slot 0.063 in. W. By 0.050 in. Deep on face of shoulder end; 0.030 to 0.034 in. Bore eccentricity from geometric axis; 250 microinch finish except 125 microinch finish on first shoulder and inside face of flange; all edges chamfered 0.010 in. Max. By 45 deg

Material

Aluminum alloy, qq-a-225/3, alloy 2011, t3 or aluminum alloy, qq-a-200/8, 6061, t6

Material

Aluminum alloy 2011 or aluminum alloy 6061

Surface Treatment

Anodized, mil-a-8625, type 1, class 2

Fsc Application Data

Periscope, tank

FSC

1240 Optical Sighting And Ranging Equipment

NIIN

007688727

NSN

1240007688727

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7688727

Cage Code:

33950

Status:

MSDS:

Part Number:

1240007688727

Cage Code:

A00AM

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9803200000
NAICS: 990000
SITC: 93100
Description: Military equipments not identified by kind
End Use (Code 50060):
Military apparel and footwear

Q & A

Frequently asked questions for NSN 1240-00-768-8727

What are the manufacturers of nsn 1240007688727?

Does this nsn 1240007688727 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 1240007688727
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.

Does nsn 1240007688727 contain any precious metals?
No precious metal content.

Does nsn 1240007688727 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 1240007688727?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

21859

FIIG:

T271-J

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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