HH16

View detailed technical data, stock status, and sourcing information for: HH16
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-738-1726

Item Name Code

61082

Assigment Date

01/01/1961 (65 years ago)

A tubular shaped metallic item designed to provide a replaceable wearing surface for a centrifugal pump shaft. See also bearing, sleeve; bushing, sleeve; and spacer, sleeve.

2.7500 inches nominal overall length, square all corners corner shape, 2.5626 inches nominal body inside diameter, 3.3580 inches minimum and 3.3600 inches maximum body outside diameter, 0.1660 inches minimum and 0.1710 inches maximum internal keyway depth keyway dimension

Product Characteristics

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

Overall Length: 2.7500 inches nominal
Body Outside Diameter: 3.3580 inches minimum and 3.3600 inches maximum
Body Inside Diameter: 2.5626 inches nominal
Corner Shape: square all corners
Keyway Dimension: 0.1660 inches minimum and 0.1710 inches maximum internal keyway depth
Keyway Dimension: 1.0110 inches minimum and 1.8210 inches maximum internal keyway length
Special Features: counterbore 0.437 from each end 1.8750 in.id; ten grooves in the od 0.1250 in.wide,0.0625 in.deep,0.1875 in.from each end
Material: steel comp 416 overall
Style Designator: solid, plain, no outside flanges

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
CS4320-0174	Pump Shaft Sleeve
HH16	Pump Shaft Sleeve
R780PC25	Pump Shaft Sleeve

FAQs

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

What is the FSCG of the NSN 4320-00-738-1726?

The FSCG of the NSN 4320-00-738-1726 is 4320

Does the NSN 4320-00-738-1726 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-738-1726 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 4320-00-738-1726 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-738-1726 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 4320-00-738-1726 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961