CTOS-20

View detailed technical data, stock status, and sourcing information for: CTOS-20
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Federal Supply Group

Water Purification and Sewage Treatment Equipment

Federal Supply Classification

4610 Water Purification Equipment

National Stock Number

4610-01-694-9790

Item Name Code

50151

Assigment Date

05/07/2021 (5 years ago)

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

2 mounting hole quantity, unthreaded hole top mounting type, unthreaded hole bottom mounting type, 0.5 nominal filtration rating in microns, 2.8 inches nominal body diameter

Product Characteristics

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

Mounting Type: unthreaded hole bottom
Mounting Type: unthreaded hole top
Body Diameter: 2.8 inches nominal
Mounting Hole Quantity: 2
Filtration Rating In Microns: 0.5 nominal
Design Type: limited
Temp Rating: 35.0 fahrenheit minimum and 100.0 fahrenheit maximum
Body Overall Length: 20.0 inches nominal
Filtering Element Quantity: 1
Maximum Operating Pressure: 125.0 pounds per square inch
Part Name Assigned By Controlling Agency: filter,cartridge
Special Features: chlorine, taste and odor reduction capacity: 30,000 gallons; service flow rate: 3.0 gpm; scale & corrosion inhibitor: 140 grams
Media For Which Designed: water
Style Designator: cylindrical w/ container (rigid)

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
252-20220	Water Purification Filter
CTOS-20	Water Purification Filter

FAQs

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

What is the FSCG of the NSN 4610-01-694-9790?

The FSCG of the NSN 4610-01-694-9790 is 4610

Does the NSN 4610-01-694-9790 have a Schedule B code assigned?

Yes, the Schedule B code is 8421990040

Does NSN 4610-01-694-9790 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 4610-01-694-9790 contain precious materials?

Item does not contain precious metal.

Does NSN 4610-01-694-9790 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 4610-01-694-9790 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Fri, May 7, 2021