4240-01-253-0997

Find complete technical information, availability, and procurement data for: 4240-01-253-0997
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Federal Supply Group

Firefighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials

Federal Supply Classification

4240 Safety and Rescue Equipment

National Stock Number

4240-01-253-0997

Item Name Code

17294

Assigment Date

04/11/1987 (39 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

4 mask filter quantity, cartridge and filter pad filter type, adjustable adjustability, replaceable filter replaceability, included exhaust valve

Product Characteristics

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

Filter Type: cartridge and filter pad
Adjustability: adjustable
Filter Replaceability: replaceable
Mask Filter Quantity: 4
Exhaust Valve: included
Material Type: elastic
Strap Type: six strap
Mask Type: full facepiece
Visual Provision Type: lens
Head Harness: included
Criticality Code Justification: feat
Special Features: sole source required by statute 6.302
Material: rubber mask

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
14140013	Air Filtering Respirator
14140214	Air Filtering Respirator
802500	Air Filtering Respirator

FAQs

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

What is the FSCG of the NSN 4240-01-253-0997?

The FSCG of the NSN 4240-01-253-0997 is 4240

Does NSN 4240-01-253-0997 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 4240-01-253-0997 contain precious materials?

Item does not contain precious metal.

Does NSN 4240-01-253-0997 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 4240-01-253-0997 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Apr 11, 1987