2990-01-728-1954

Find complete technical information, availability, and procurement data for: 2990-01-728-1954
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-728-1954

Item Name Code

39925

Assigment Date

04/04/2025 (1 year ago)

A plug type device with an electronic connector or contact at one end, a wrenching facility in the middle. The opposite end may be threaded with a probe device. It is designed to change its output voltage as the exhaust gas to oxygen content changes when compared to the oxygen content of the atmosphere. A constantly changing voltage signal is sent to the electronic control assembly and microprocessor control unit for analysis and adjustment of the air/fuel ratio.

sensor, helium part name assigned by controlling agency, used in aii-4001 helium oxygen trimix analyzer special features

Product Characteristics

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

Part Name Assigned By Controlling Agency: sensor, helium
Special Features: used in aii-4001 helium oxygen trimix analyzer

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
AII-41-100	Sensor,exhaust Gas,oxygen,emissi

FAQs

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

What is the FSCG of the NSN 2990-01-728-1954?

The FSCG of the NSN 2990-01-728-1954 is 2990

Does the NSN 2990-01-728-1954 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2990-01-728-1954 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 2990-01-728-1954 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-728-1954 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 2990-01-728-1954 was assigned to the Federal Catalog?

It was assigned 1 year ago, on Fri, Apr 4, 2025