1240-00-102-3729

Find complete technical information, availability, and procurement data for: 1240-00-102-3729

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1240-00-102-3729
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-00-102-3729
Item Name Code
21859
Assigment Date
05/29/1968 (58 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.

3a thread class, 1.594 inches nominal overall length, +1.4555 to 1.4594 inches thread pitch diameters, right-hand thread direction, 0.307 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
Thread Pitch Diameters
+1.4555 to 1.4594 inches
Thread Direction
right-hand
Thread Length
0.307 inches
Overall Length
1.594 inches nominal
Thread Size
1 1/2-16
Overall Diameter
2.750 inches nominal
End Item Identification
rangefinder
Screw Thread Series Designator
uns
Thread Location
external
Eccentric Construction
not provided
Chamfer Location
threaded end
Material
aluminum alloy

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
8585670 Optical Element Cell

FAQs

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

What is the FSCG of the NSN 1240-00-102-3729?
The FSCG of the NSN 1240-00-102-3729 is 1240
Does the NSN 1240-00-102-3729 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-00-102-3729 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 1240-00-102-3729 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-00-102-3729 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 1240-00-102-3729 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, May 29, 1968

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