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Optical Instrument Cell Assembly NSN 1240-01-053-8725

Item Description

An item consisting of a cell, optical element in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see eyepiece assembly, optical instrument.

NSN 1240-01-053-8725 NSN: 1240-01-053-8725

Features and Characteristics

Thread Class
2a
Thread Pitch Diameters
+1.5543/+1.5591 inches
Thread Direction
Right-hand
Thread Length
0.495 inches
Overall Height
0.495 inches
Thread Size
1.593-20
Overall Diameter
1.593 inches
Screw Thread Series Designator
Uns
Thread Location
External
Eccentric Construction
Not provided
Cell Controlling Agency
Army
Cell Identifying Number
11744911 part no.
Optical Element Quantity
1
Optical Element Type
Single lens
Optical Element Controlling Agency
Army
Optical Element Identifying Number
11744910 part no.
Material
Aluminum alloy, qq-a-200/3, alloy 2024, t4 and glass, optical, mil-g-174, grade b
Material
Aluminum alloy 2024 and glass, optical, mil-g-174, grade b
Material Specification
Qq-a-200/3, alloy 2024, t4 federal specification 1st material response
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
010538725
NSN
1240010538725

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
11744904
Cage Code:
19200
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 1240-01-053-8725
What are the manufacturers of nsn 1240010538725?
Does this nsn 1240010538725 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240010538725
An item consisting of a cell, optical element in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. may include retaining rings, spacers, and/or separators. for items with focusing facilities and/or a diopter scale, see eyepiece assembly, optical instrument.
Does nsn 1240010538725 contain any precious metals?
No precious metal content.
Does nsn 1240010538725 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240010538725?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22197
FIIG:
T271-J
App. Key:
JA
Cond. Code:
2
Status:
A

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