21309-8

View detailed technical data, stock status, and sourcing information for: 21309-8
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-417-9408

Item Name Code

36944

Assigment Date

08/17/1995 (31 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

directional control linear valve type for which designed, steel comp 416 material, 78062 valve design control activity, seawolf class ssn end item identification, f0r linear directional control valve sz 2 special features

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: seawolf class ssn
Valve Type For Which Designed: directional control linear
Valve Design Control Activity: 78062
Special Features: f0r linear directional control valve sz 2
Material: steel comp 416
Material Document And Classification: astm-a582 assn std single material response

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
21309-1003-1	Valve Piston
21309-8	Valve Piston

FAQs

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

What is the FSCG of the NSN 4820-01-417-9408?

The FSCG of the NSN 4820-01-417-9408 is 4820

Does the NSN 4820-01-417-9408 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-417-9408 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 4820-01-417-9408 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-417-9408 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 4820-01-417-9408 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Thu, Aug 17, 1995