81-1-2A2B

View detailed technical data, stock status, and sourcing information for: 81-1-2A2B
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-488-8299

Item Name Code

14741

Assigment Date

05/18/1970 (56 years ago)

threaded internal intake connection type, base mounting type, 1 discharge connection quantity, 1 stage quantity, 1 intake connection quantity

Product Characteristics

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

Mounting Type: base
Stage Quantity: 1
Intake Connection Quantity: 1
Intake Connection Type: threaded internal
Discharge Connection Quantity: 1
Discharge Connection Type: threaded internal
Media For Which Designed: water, fresh
Maximum Discharge Flow Rate: 110.0 gallons per minute
Discharge Pressure: 65.0 pounds per square inch gage
Total Head: 90.000 feet
Operating Speed At Rated Capacity: 3450.0 revolutions per minute
Pumping Element Operating Position: horizontal
Pump Rotation Direction: counterclockwise
Centrifugal Pump Design: radial flow
Centrifugal Pump Impeller Quantity: 1
Centrifugal Pump Impeller Suction Type: single
Drive Shaft Type: key type, external
Drive Shaft End Diameter: 0.075 inches nominal
Drive Shaft Length: 2.500 inches nominal
Discharge Connection Thread Size And Series/Type Designator: 1.500-11-1/2 npt
Intake Connection Thread Size And Series/Type Designator: 1.500-11-1/2 npt

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3895-00-195-0210	No Name Available	09/01/1971

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
81 1/2A2-B	Centrifugal Pump
81-1-2A2B	Centrifugal Pump
81-1-2A2BP	Centrifugal Pump
8600002	Centrifugal Pump

FAQs

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

What is the FSCG of the NSN 4320-00-488-8299?

The FSCG of the NSN 4320-00-488-8299 is 4320

Does the NSN 4320-00-488-8299 have a Schedule B code assigned?

Yes, the Schedule B code is 8413702090

Does NSN 4320-00-488-8299 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 4320-00-488-8299 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-488-8299 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 4320-00-488-8299 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, May 18, 1970