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4240-01-421-3665

Find complete technical information, availability, and procurement data for: 4240-01-421-3665

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4240-01-421-3665
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
4240-01-421-3665
Item Name Code
17544
Assigment Date
11/07/1995 (30 years ago)

An odorless, flexible, hollow item, without end coupling or a communication cable. It may be of single or multiple layer construction and may contain wire reinforcement. It is designed for use in low pressure breathing oxygen system, air line masks, and the like. Excludes:hose, nonmetallic.

small full face mask; b135 breathing tube assembly with constant flow valve; continuous flow/pressure demand; sole source required by statute 6.302; niosh approval tc-19c-322 and 321 special features, e.d. bullard company; series m45 end item identification

Product Characteristics

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

End Item Identification
e.d. bullard company; series m45
Special Features
small full face mask; b135 breathing tube assembly with constant flow valve; continuous flow/pressure demand; sole source required by statute 6.302; niosh approval tc-19c-322 and 321

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
M4535S Air Line Mask
SPEC35S Air Line Mask

FAQs

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

What is the FSCG of the NSN 4240-01-421-3665?
The FSCG of the NSN 4240-01-421-3665 is 4240
Does NSN 4240-01-421-3665 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 4240-01-421-3665 contain precious materials?
Item does not contain precious metal.
Does NSN 4240-01-421-3665 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 4240-01-421-3665 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Tue, Nov 7, 1995

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