1240-01-255-3145

Find complete technical information, availability, and procurement data for: 1240-01-255-3145
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Federal Supply Group

Fire Control Equipment

Federal Supply Classification

1240 Optical Sighting and Ranging Equipment

National Stock Number

1240-01-255-3145

Item Name Code

60611

Assigment Date

05/18/1987 (39 years ago)

An item which is specifically designed to absorb, conduct or dissipate heat generated by an electrical and/or electronic component or an external source in order to prevent damage to the component. Do not use if a more specific name applies.

anodize finish per mil-std-171,color black,made from part no 10179400,mount width is 2.187,2 holes no 6 /.138/-unc-2b to .375 in. deep,no 4 /112/-40unc-2b helical insert per ms33646 1.500 in. dia deep 2 holes,1 hole 0.250 in. 20 unc-2b,1 hole 0.312 in. 18-unc 2b,dia of mounting groove is 0.5008-0.5012 in. dia. general characteristics item description

Product Characteristics

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

General Characteristics Item Description: anodize finish per mil-std-171,color black,made from part no 10179400,mount width is 2.187,2 holes no 6 /.138/-unc-2b to .375 in. deep,no 4 /112/-40unc-2b helical insert per ms33646 1.500 in. dia deep 2 holes,1 hole 0.250 in. 20 unc-2b,1 hole 0.312 in. 18-unc 2b,dia of mounting groove is 0.5008-0.5012 in. dia.

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
10179401	Telescope Mount Holder

FAQs

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

What is the FSCG of the NSN 1240-01-255-3145?

The FSCG of the NSN 1240-01-255-3145 is 1240

Does the NSN 1240-01-255-3145 have a Schedule B code assigned?

Yes, the Schedule B code is 9803200000

Does NSN 1240-01-255-3145 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 1240-01-255-3145 contain precious materials?

Precious metal content is unknown

Does NSN 1240-01-255-3145 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 1240-01-255-3145 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Mon, May 18, 1987