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NSN 4320-01-283-1137, 4320012831137
PUMP UNIT,CENTRIFUGAL

Federal Supply Classification
FSC 4320 - Power and Hand Pumps
National Item Identification Number
NIIN 012831137
Codification Country
United States
Item Name Code
INC 17988
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 4320-01-283-1137

National Stock Number (NSN) 4320-01-283-1137, or NIIN 012831137, (pump unit,centrifugal) was assigned July 29, 1988 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 30, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 17988. [AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED CENTRIFUGAL PUMP(S), PRIME MOVER(S), AND THE NECESSARY COMPONENTS TO PROVIDE FOR A COMPLETE OPERATION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320012831137 does not contain precious metals.

This information was last updated on .


Technical Characteristics

CENTRIFUGAL PUMP IMPELLER QUANTITY
(AHZF) 1
VOLTAGE IN VOLTS
(ELEC) 440.0
PUMP QUANTITY
(AENC) 1
PUMPING ELEMENT OPERATING POSITION
(AHZA) VERTICAL
PRIME MOVER COOLING MEDIUM
(AAXS) AIR
MEDIA FOR WHICH DESIGNED
(ACKL) WATER, SALT
END ITEM IDENTIFICATION
(AGAV) AFT AUXILIARY SEAWATER CIRCULATING PUMP FOR 378 FOOT CG VESSELS
CENTRIFUGAL PUMP DESIGN
(AHZE) MIXED FLOW
INTAKE CONNECTION TYPE
(AAYU) ROUND FLANGE
OPERATING SPEED AT RATED CAPACITY
(AHYZ) 1775.0 REVOLUTIONS PER MINUTE
PRIME MOVER POWER RATING
(CSYL) 20.0 HORSEPOWER
DISCHARGE CONNECTION QUANTITY
(AAYV) 1
CENTRIFUGAL PUMP IMPELLER SUCTION TYPE
(AHZG) SINGLE
STAGE QUANTITY
(AAYD) 1
DISCHARGE CONNECTION TYPE
(AAYW) ROUND FLANGE
COOLING METHOD
(AENK) AIR TO AIR COOLED
CURRENT RATING IN AMPS
(AMPS) 28.0
PRIME MOVER TYPE
(AKDJ) ELECTRIC MOTOR
INTAKE CONNECTION QUANTITY
(AAYT) 1
ENVIRONMENTAL PROTECTION
(ADZC) DRIPPROOF
FREQUENCY IN HERTZ
(FREQ) 60.0
PRIME MOVER QUANTITY
(AAXH) 1
MAXIMUM DISCHARGE FLOW RATE
(AHYV) 500.0 GALLONS PER MINUTE
PHASE
(FAAZ) THREE
CURRENT TYPE
(ACDC) AC
CUBIC MEASURE
(AFJK) 8.0000 CUBIC FEET
TOTAL HEAD
(AHYX) 90.000 FEET
INCLOSURE TYPE
(AKNA) FULLY INCLOSED

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