7L5663

View detailed technical data, stock status, and sourcing information for: 7L5663
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-078-2523

Item Name Code

32556

Assigment Date

06/10/1979 (47 years ago)

consists of spring,helical compression 1.813 in. l. 1 in. i.d. wiresize 10 gage,4.5 turns assembly of primary seal ring 0.828 in. i.d. 1.186 in. o.d. 0.594 in. l. material-tungsten carbide flexible diaphragm,material-bona-n retainer and drive ring-stainless steel 316 mating ring-tungsten carbide and cop type stationary secondary assembly 0.813 in. i.d. 1.375 in. o.d. 0.375 in. l unit designed for shaft 0.750 in. general characteristics item description

Product Characteristics

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

General Characteristics Item Description: consists of spring,helical compression 1.813 in. l. 1 in. i.d. wiresize 10 gage,4.5 turns assembly of primary seal ring 0.828 in. i.d. 1.186 in. o.d. 0.594 in. l. material-tungsten carbide flexible diaphragm,material-bona-n retainer and drive ring-stainless steel 316 mating ring-tungsten carbide and cop type stationary secondary assembly 0.813 in. i.d. 1.375 in. o.d. 0.375 in. l unit designed for shaft 0.750 in.

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
5N6649	Spring Loade Shaft Seal Assembly
5N9547	Spring Loade Shaft Seal Assembly
7L5663	Spring Loade Shaft Seal Assembly

FAQs

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

What is the FSCG of the NSN 4320-01-078-2523?

The FSCG of the NSN 4320-01-078-2523 is 4320

Does the NSN 4320-01-078-2523 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-01-078-2523 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 4320-01-078-2523 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-01-078-2523 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 4320-01-078-2523 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Sun, Jun 10, 1979