900-21996

View detailed technical data, stock status, and sourcing information for: 900-21996
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-445-2181

Item Name Code

17988

Assigment Date

05/28/1997 (29 years ago)

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

air prime mover cooling medium, 1 intake connection quantity, 1 stage quantity, base mounting type, 1 prime mover quantity

Product Characteristics

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

Prime Mover Quantity: 1
Prime Mover Cooling Medium: air
Mounting Type: base
Stage Quantity: 1
Intake Connection Quantity: 1
Intake Connection Type: unthreaded external
Discharge Connection Quantity: 1
Discharge Connection Type: unthreaded external
Current Type: ac
Media For Which Designed: water, fresh
Pump Quantity: 1
End Item Identification: navy weapons code th, strategic sealift conversion ships class
Maximum Discharge Flow Rate: 28.0 gallons per minute
Discharge Pressure: 150.0 pounds per square inch gage
Total Head: 50.000 feet
Suction Lift: 33.000 feet
Pumping Element Operating Position: horizontal
Centrifugal Pump Design: mixed flow
Centrifugal Pump Impeller Quantity: 1
Operation Relationship Design: simultaneous
Prime Mover Type: electric motor
Inclosure Type: fully inclosed
Voltage In Volts: 230.0
Phase: three
Special Features: water pump assembly
Frequency In Hertz: 50.0

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
900-21996	Centrifugal Pump Unit

FAQs

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

What is the FSCG of the NSN 4320-01-445-2181?

The FSCG of the NSN 4320-01-445-2181 is 4320

Does the NSN 4320-01-445-2181 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-01-445-2181 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 4320-01-445-2181 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-01-445-2181 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 4320-01-445-2181 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, May 28, 1997