509-0341

View detailed technical data, stock status, and sourcing information for: 509-0341
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-317-2788

Item Name Code

33849

Assigment Date

03/27/1990 (36 years ago)

A pump rotor or impeller consisting of two gears, the outer gear having internal teeth (lobes) and the inner gear having external teeth (lobes). The inner gear has one or two teeth less than the outer gear, and is mounted to mesh eccentric with the outer gear. The space between the teeth of the two meshing gears creates a positive displacement of fluids from the inlet port to the outlet port of the rotary pump.

5 component quantity, stem seal 2; body seal 1; seat 2 supply items and quantities

Product Characteristics

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

Component Quantity: 5
Supply Items And Quantities: stem seal 2; body seal 1; seat 2

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
509-0341	Ball Valve Parts Kit

FAQs

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

What is the FSCG of the NSN 4820-01-317-2788?

The FSCG of the NSN 4820-01-317-2788 is 4820

Does the NSN 4820-01-317-2788 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-317-2788 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 4820-01-317-2788 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-317-2788 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 4820-01-317-2788 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Mar 27, 1990