2-10B99MK

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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-099-8743

Item Name Code

61082

Assigment Date

01/01/1963 (63 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.

1.2520 inches nominal body inside diameter, 5.7500 inches nominal overall length, 1.8750 inches nominal flange outside diameter, 1.5000 inches nominal body outside diameter, 0.1475 inches nominal first hole diameter

Product Characteristics

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

Hole Diameter: 0.1475 inches nominal first
Overall Length: 5.7500 inches nominal
Body Outside Diameter: 1.5000 inches nominal
Body Inside Diameter: 1.2520 inches nominal
Flange Outside Diameter: 1.8750 inches nominal
Flange Width: 0.8120 inches nominal
Corner Shape: chamfered left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Surface Finish: 32.0 microinches overall
Antirotation/Lubrication Type And Quantity: 2 hole
Special Features: interior of left end thd,1.3750 in.-12 uns lh,1.3229 in. pitch dia,0.6880 in. lg
Material: nickel alloy k-500 overall
Material Document And Classification: qq-n-286 fed spec single material response overall
Style Designator: solid, external flange one end

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
2-10B99MK	Pump Shaft Sleeve
756-0057-237	Pump Shaft Sleeve
H4320-099-8743	Pump Shaft Sleeve

FAQs

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

What is the FSCG of the NSN 4320-00-099-8743?

The FSCG of the NSN 4320-00-099-8743 is 4320

Does the NSN 4320-00-099-8743 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-099-8743 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 4320-00-099-8743 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-099-8743 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 4320-00-099-8743 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963