2641-402-1 ASSY 1E MOD

View detailed technical data, stock status, and sourcing information for: 2641-402-1 ASSY 1E MOD
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-221-4274

Item Name Code

20962

Assigment Date

11/28/1985 (40 years ago)

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes:baroswitch; switch,pressure-thermostatic; and switch,sensitive.

magnetic permeability shall not exceed 2.0 after fabrication reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: magnetic permeability shall not exceed 2.0 after fabrication

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
2641-402-1 ASSY 1E MOD	Ball Valve
2641-402-1 ASSY IE MODL1	Ball Valve
SS845-2050945 ASSY EXMOD	Ball Valve
SS845-2050945 ASSY EXMODL1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-221-4274?

The FSCG of the NSN 4820-01-221-4274 is 4820

Does NSN 4820-01-221-4274 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 4820-01-221-4274 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-221-4274 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 4820-01-221-4274 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Thu, Nov 28, 1985