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NSN 4820-00-189-4843, 4820001894843
Cancelled -> Replaced by 4820013898983

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 001894843
Codification Country
United States
Item Name Code
INC 05493
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 4820-00-189-4843

National Stock Number (NSN) 4820-00-189-4843, or NIIN 001894843, (valve,expansion) was assigned March 3, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4820013898983.

There are 6 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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, with the most recent procurement date of Jul 05, 2017. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M517PB527, SPM7MC11V2814, SPM7MC11V2814, SPM7MC10V7334, SPM7MC10V7334. The total value of the awarded contracts has been US$ 16,439.86.

This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05493. [A SELF-ACTING VALVE SPECIFICALLY DESIGNED FOR USE IN REFRIGERATION SYSTEMS FOR CONTINUAL CONTROL OF RATE OF FLOW OF REFRIGERANT. IT MAY BE ACTUATED BY A THERMOSTATIC ELEMENT OR SELF-ACTUATED.]. 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 4820001894843 contains an unknown precious metal.

This NSN is associated to Schedule B 8481809050: other taps, cocks, valves, etc., nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on .


Technical Characteristics

TEMP RATING
(ABJH) 160.0 DEG FAHRENHEIT
FLOW CONTROL DEVICE MATERIAL
(ADQV) STEEL, CORROSION RESISTING
TEMP RATING
(ABJH) 50.0 DEG FAHRENHEIT AND 160.0 DEG FAHRENHEIT
MATERIAL
(MATT) UNABLE TO DECODE
END CONNECTION QUANTITY
(ADQZ) 2
BODY STYLE
(AAQL) STRAIGHT THRU
BULB DIAMETER
(AEVV) 0.500 INCHES NOMINAL
BULB LENGTH
(AEVU) 3.500 INCHES NOMINAL
BULB MEDIA TYPE
(AFKQ) REFRIGERANT 22
CAPILLARY TUBE LENGTH
(AEVT) 30.000 INCHES NOMINAL
FIRST END CONNECTION TYPE
(ACKM) UNTHREADED INTERNAL TUBE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED
(ACLH) 0.500 INCHES NOMINAL
FIRST END STYLE DESIGNATOR
(ACKN) SOCKET
FLOW CONTROL DEVICE
(ADQU) DIAPHRAGM
MATERIAL
(MATT) COPPER ALLOY BODY
MATERIAL
(MATT) STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
(ACKL) REFRIGERANT 22
REFRIGERATION CAPACITY IN BTU PER HOUR
(AGUB) 24.0
SECOND END CONNECTION TYPE
(ACLS) UNTHREADED INTERNAL TUBE
SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED
(ACMP) 0.380 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END
(ACLR) NOT IDENTICAL
SECOND END STYLE DESIGNATOR
(ACLT) SOCKET
TEMP RATING
(ABJH) 50.0 FAHRENHEIT AND 160.0 FAHRENHEIT
TEST DATA DOCUMENT
(TEST) 97403-13216E6160 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
VALVE EQUALIZER LOCATION
(AFKU) INTERNAL
VALVE EVAPORATOR TEMP RANGE DESIGNATION
(AFKL) HIGH
VALVE EXPANSION CONTROL TYPE
(AFKK) THERMOSTATIC
VALVE PRESSURE LIMITING DEVICE SETTING
(AFKN) 400.0 POUNDS PER SQUARE INCH GAGE
VALVE PRESSURE LIMITING DEVICE
(AFKM) INCLUDED
BODY MATERIAL
(AAFZ) BRASS

Manufacturer Part Numbers


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