Optical Element Cell NSN 1240-01-127-5734

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: 1240-01-127-5734

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Features and Characteristics

Thread Class

2a and 2b

Thread Pitch Diameters

+3.1589/+3.1860 inches and +2.3299/+2.3479 inches

Thread Direction

Right-hand and right-hand

Thread Length

0.3625 inches and 0.3625 inches

Overall Length

Between 3.677 inches and 3.687 inches

Thread Size

3 3/16-24 and 2 3/8-24

Overall Diameter

Between 3.198 inches and 3.199 inches

Screw Thread Series Designator

Uns and uns

Drive Type

Drilled hole on periphery

Thread Location

External and internal

Eccentric Construction

Not provided

Chamfer Location

Larger diameter end

Chamfer Size

0.125 in. By 30 deg

Material

Aluminum alloy, qq-a-601, alloy 355, t6 or aluminum alloy, qq-a-601, alloy 356, t6

Material

Aluminum alloy 355.0 or aluminum alloy 356.0

Material Specification

Qq-a-601, alloy 355, t6 federal specification 1st material response and qq-a-601, alloy 356, t6 federal specification 2nd material response

Surface Treatment

Anodize

Surface Treatment

Anodized

FSC

1240 Optical Sighting And Ranging Equipment

NIIN

011275734

NSN

1240011275734

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8644286

Cage Code:

19200

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 1240-01-127-5734

What are the manufacturers of nsn 1240011275734?

Us Army Ardec Rdecom (19200)

Does this nsn 1240011275734 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 1240011275734
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 1240011275734 contain any precious metals?
No precious metal content.

Does nsn 1240011275734 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 1240011275734?
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
Quality Fast Service