NSN 4240-00-143-4391
Air Filteri Respirator CartridgePricing & Availability Check
Submit this form for stock availability and pricing.Inventory
This product may be available in the following quantities and conditions.
- NS: 125
- AR: 1
- NE: 765
Please note that inventory for this NSN was updated 03/24/2025 and may have changed since then. Request a quote for up to date pricing and availability.
Product Definition Definition of approved item name (AIN): "CARTRIDGE,RESPIRATOR,AIR FILTERI"
A self-contained unit designed for placement in the holder of a respirator or air line mask. It may consist of a filtering element of fibrous material such as felt, paper, or the like secured between two end plates; or it may be a cylindrical container of light weight construction having flat or slightly rounded ends which may be either perforated or of wire mesh, filled with charcoal or chemicals which absorb contaminants from the air passing through it. See also filter, respirator, air filtering.
4240-00-143-4391 Spec. NSN part characteristics
Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM
Identification Item Identification Guide (IIG) and Item Name Code (INC)
Special material and handling
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.
Precious metal content is unknown
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
National motor freight and handling
Freight Codes Definitions:
No special type of cargo code applicable.
Instruments, electric meter.
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.
Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Other or no special handling required (sh)