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Optical Element Cell NSN 1240-00-990-8427

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 1240-00-990-8427 NSN: 1240-00-990-8427

Features and Characteristics

Thread Class
3a
Thread Length
0.469 inches
Overall Length
1.224 inches
Thread Size
1-31/32 in. 32
Overall Diameter
2.145 inches
Screw Thread Series Designator
Uns
Thread Location
External
Eccentric Construction
Not provided
Material
Aluminum alloy, ww-t-785-canceled
Material
Aluminum alloy 2024
Surface Treatment
Enamel, white
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
009908427
NSN
1240009908427

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8619908
Cage Code:
55097
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 1240-00-990-8427
What are the manufacturers of nsn 1240009908427?
Does this nsn 1240009908427 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240009908427
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 1240009908427 contain any precious metals?
Precious metal content is unknown.
Does nsn 1240009908427 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240009908427?
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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