A547-335

View detailed technical data, stock status, and sourcing information for: A547-335
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Federal Supply Group

Ship and Marine Equipment

Federal Supply Classification

2040 Marine Hardware and Hull Items

National Stock Number

2040-00-972-8637

Item Name Code

77777

Assigment Date

01/01/1962 (64 years ago)

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.

2040-00-972-8637, optical el retainer

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
A-547.335	Optical El Retainer
A547-335	Optical El Retainer

FAQs

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

What is the FSCG of the NSN 2040-00-972-8637?

The FSCG of the NSN 2040-00-972-8637 is 2040

Does NSN 2040-00-972-8637 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 2040-00-972-8637 contain precious materials?

Precious metal content is unknown

Does NSN 2040-00-972-8637 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 2040-00-972-8637 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962