6640-01-341-7477

Find complete technical information, availability, and procurement data for: 6640-01-341-7477
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6640 Laboratory Equipment and Supplies

National Stock Number

6640-01-341-7477

Item Name Code

41087

Assigment Date

07/07/1991 (35 years ago)

A replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. The removal of particles is accomplished by porous fibrous or shredded material (metallic or nonmetallic) which is loosely woven or matted and confined in a frame or retained between perforated sheets of firmer material. It is designed to fit into air conditioners, ventilation systems and hot air furnaces. It may have facilities for radio frequency/electromagnetic interference shielding. The filter may be cleaned by the use of compressed air, blown through the filter element, or by using water and a suitable detergent for cleaning purposes which would extend the life of the filter.

0.65 absolute filtration rating in microns, not included grid markings, 47.0 millimeters filter disk size accommodated, 6640-00-706-2302 and 6640-01-013-5279 end item identification, 14.04 square centimeters nominal filtering area

Product Characteristics

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

Filtration Rating In Microns: 0.65 absolute
End Item Identification: 6640-00-706-2302 and 6640-01-013-5279
Filter Disk Size Accommodated: 47.0 millimeters
Grid Markings: not included
Filtering Area: 14.04 square centimeters nominal
Absorbent Pad: not included
Special Features: unit contains two filters,mesh screen,and rubber stopper for insertion into mouth of glass flask; used for determining the level of solid contamination in fuel and for detecting presence of free water in fuel samples
Material: aluminum

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
328081-1	Microporous Filter Unit
5VM 283834	Microporous Filter Unit

FAQs

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

What is the FSCG of the NSN 6640-01-341-7477?

The FSCG of the NSN 6640-01-341-7477 is 6640

Does the NSN 6640-01-341-7477 have a Schedule B code assigned?

Yes, the Schedule B code is 9018908000

Does NSN 6640-01-341-7477 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 6640-01-341-7477 contain precious materials?

Item does not contain precious metal.

Does NSN 6640-01-341-7477 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6640-01-341-7477 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Jul 7, 1991