4320-00-128-0516

Find complete technical information, availability, and procurement data for: 4320-00-128-0516
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4320-00-128-0516 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-128-0516

Item Name Code

22534

Assigment Date

11/29/1968 (57 years ago)

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

square all corners corner shape, 0.750 inches nominal overall length, 5.250 inches nominal body outside diameter, plain body style, 4.625 inches nominal body inside diameter

Product Characteristics

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

Body Style: plain
Overall Length: 0.750 inches nominal
Body Outside Diameter: 5.250 inches nominal
Body Inside Diameter: 4.625 inches nominal
Corner Shape: square all corners
Surface Finish: 25.0 microinches inside
Surface Finish: 25.0 microinches outside
Material: copper alloy
Material Document And Classification: mil-m-16576 mil spec 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
55-22043 PART 1	Wearing Ring
55-22043-190/S	Wearing Ring
D5D17B	Wearing Ring
M17D17A	Wearing Ring
SMS-D5D17B	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-128-0516?

The FSCG of the NSN 4320-00-128-0516 is 4320

Does the NSN 4320-00-128-0516 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-128-0516 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 4320-00-128-0516 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-128-0516 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 4320-00-128-0516 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Nov 29, 1968