1240-00-613-8149

Find complete technical information, availability, and procurement data for: 1240-00-613-8149

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1240-00-613-8149
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-00-613-8149
Item Name Code
21859
Assigment Date
01/01/1963 (63 years ago)

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.

0.875 inches nominal overall diameter, 2.125 inches nominal overall height, 3/4 -36 and 13/16 -36 thread size, 3a and 3b thread class, 0.160 inches and 1.000 inches thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a and 3b
Thread Length
0.160 inches and 1.000 inches
Overall Height
2.125 inches nominal
Thread Size
3/4 -36 and 13/16 -36
Overall Diameter
0.875 inches nominal
Screw Thread Series Designator
uns
Drive Type
knurl
Thread Location
internal and external
Eccentric Construction
not provided
Chamfer Location
drive end
Chamfer Size
0.031 in. by 45 deg
Material
copper alloy 330
Material Document And Classification
mil-b-13492-canceled mil spec single material response

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
6138149 Optical Element Cell

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 1240-00-613-8149?
The FSCG of the NSN 1240-00-613-8149 is 1240
Does the NSN 1240-00-613-8149 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-00-613-8149 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 1240-00-613-8149 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-00-613-8149 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 1240-00-613-8149 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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