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Optical Element Retainer NSN 1240-00-864-2932

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 1240-00-864-2932 NSN: 1240-00-864-2932

Features and Characteristics

Hole Diameter
0.870 inches
Width
0.062 inches
Overall Length
0.210 inches
Hole Or Slot Quantity
2
Recess Diameter
0.870 inches
Recess Depth
0.150 inches
Thread Size
1.062 in.-32 ns-2
Depth
0.050 inches
End Application
Telescope, panoramic, m11 (t177)
Drive Type
Slotted
Drive Facility Angular Spacing In Deg
180.0
Internal Annular Serration
Not provided
Setscrew Notch
Not provided
Hole Chamfer Angle In Deg
45.0
Hole Chamfer Diameter
0.870 inches
Material
Aluminum alloy, ww-t-785, t3, type 1-canceled
Material
Aluminum alloy 2024
Material Specification
Ww-t-785, t3, type 1-canceled federal specification single material response
Surface Treatment
Anodize
Style Designator
Recessed
Surface Treatment
Anodized black
FSC
1240 Optical Sighting And Ranging Equipment
NIIN
008642932
NSN
1240008642932

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7660508
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 1240-00-864-2932
What are the manufacturers of nsn 1240008642932?
Does this nsn 1240008642932 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1240008642932
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 1240008642932 contain any precious metals?
No precious metal content.
Does nsn 1240008642932 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1240008642932?
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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