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Optical Element Cell NSN 1240-00-346-8154

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 1240-00-346-8154 NSN: 1240-00-346-8154

Features and Characteristics

Thread Class
2a and 2b
Thread Length
0.190 inches and 0.203 inches
Overall Height
0.700 inches
Thread Size
0.937 in.-32 and 0.812 in.-32
Overall Diameter
0.937 inches
Screw Thread Series Designator
Uns and uns
Drive Type
Slotted face
Thread Location
External and internal
Eccentric Construction
Not provided
Chamfer Location
Opposite drive end
Chamfer Size
0.015 in. By 45 deg
Element Securing Method
Threaded ring
Material
Aluminum alloy, ww-t-785, t3-canceled
Material
Aluminum alloy 2024
Surface Treatment
Anodized black
Fsc Application Data
1. Optical sighting and ranging equipment integrated with fire control equipment
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
003468154
NSN
1240003468154

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8211654
Cage Code:
11934
Status:
A
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 1240-00-346-8154
What are the manufacturers of nsn 1240003468154?
Does this nsn 1240003468154 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240003468154
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 1240003468154 contain any precious metals?
Precious metal content is unknown.
Does nsn 1240003468154 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240003468154?
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:
JB
Cond. Code:
2
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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