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Optical Element Retainer NSN 3040-01-144-2934

Item Description

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes ring, externally threaded.

NSN 3040-01-144-2934 NSN: 3040-01-144-2934

Features and Characteristics

Width
Between 0.175 inches and 0.180 inches
Hole Or Slot Quantity
1
End Application
Night vision sight, infrared an/tas-4a
Drive Type
Slotted
Internal Annular Serration
Not provided
Setscrew Notch
Not provided
Material
Steel, corrosion resisting
Material
Stainless steel
Surface Treatment
Oxide
Surface Treatment
Black oxide, mil-c-13924, class 4
Fsc Application Data
Night vision equipment, emitted and reflected radiation
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
011442934
NSN
3040011442934

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SM-D-967955-2
Cage Code:
80063
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 3040-01-144-2934
What are the manufacturers of nsn 3040011442934?
Does this nsn 3040011442934 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040011442934
A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. it must have drilled holes or slots to facilitate assembly and disassembly. for items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. excludes ring, externally threaded.
Does nsn 3040011442934 contain any precious metals?
No precious metal content.
Does nsn 3040011442934 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040011442934?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22451
FIIG:
T271-K
App. Key:
KA
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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