1240-00-159-0513

Find complete technical information, availability, and procurement data for: 1240-00-159-0513

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1240-00-159-0513
Federal Supply Group
Fire Control Equipment
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
National Stock Number
1240-00-159-0513
Item Name Code
21859
Assigment Date
01/01/1963 (63 years ago)

0.968 inches nominal overall length, 0.563 inches and 0.343 inches thread length, 2a and 2b thread class, 1 3/4-32 and 1 1/2-32 thread size, right-hand thread direction

Product Characteristics

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

Thread Class
2a and 2b
Thread Direction
right-hand
Thread Length
0.563 inches and 0.343 inches
Overall Length
0.968 inches nominal
Thread Size
1 3/4-32 and 1 1/2-32
Overall Diameter
1.750 inches nominal
End Item Identification
gun sight mk29 mod1
Screw Thread Series Designator
uns
Drive Type
slotted face
Thread Location
external and internal
Eccentric Construction
not provided
Chamfer Location
drive end
Element Securing Method
internal thread
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
265606 Optical Element Cell
654768 Optical Element Cell

FAQs

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

What is the FSCG of the NSN 1240-00-159-0513?
The FSCG of the NSN 1240-00-159-0513 is 1240
Does the NSN 1240-00-159-0513 have a Schedule B code assigned?
Yes, the Schedule B code is 9803200000
Does NSN 1240-00-159-0513 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 1240-00-159-0513 contain precious materials?
Item does not contain precious metal.
Does NSN 1240-00-159-0513 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 1240-00-159-0513 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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