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NSN 4820-01-238-9781, 4820012389781
VALVE,EXPANSION

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 012389781
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 4820-01-238-9781

National Stock Number (NSN) 4820-01-238-9781, or NIIN 012389781, (valve,expansion) was assigned August 23, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.

This NSN is somewhat common among different platforms, belonging to 9 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. 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 4820012389781 does not contain precious metals.

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

END CONNECTION QUANTITY
(ADQZ) 2
BODY MATERIAL
(AAFZ) COPPER ALLOY
BODY STYLE
(AAQL) STRAIGHT THRU
BULB DIAMETER
(AEVV) 0.500 INCHES NOMINAL
BULB LENGTH
(AEVU) 3.000 INCHES NOMINAL
CAPILLARY TUBE LENGTH
(AEVT) 30.000 INCHES NOMINAL
FIRST END CONNECTION TYPE
(ACKM) THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR
(ACKN) FLARED
FIRST END SEAT ANGLE IN DEG
(ACTE) 37.0
FLOW CONTROL DEVICE
(ADQU) DISK, FLAT
MEDIA FOR WHICH DESIGNED
(ACKL) REFRIGERANT 12
SECOND END CONNECTION TYPE
(ACLS) THREADED EXTERNAL TUBE
SEAT MATERIAL
(ACSH) COPPER ALLOY
SECOND END STYLE DESIGNATOR
(ACLT) PLAIN
SECOND END RELATIONSHIP WITH FIRST END
(ACLR) NOT IDENTICAL
REFRIGERATION CAPACITY IN BTU PER HOUR
(AGUB) 18.0
VALVE PRESSURE LIMITING DEVICE
(AFKM) NOT INCLUDED
VALVE EQUALIZER LOCATION
(AFKU) INTERNAL
VALVE EXPANSION CONTROL TYPE
(AFKK) PRESSURE
TEMP RATING
(ABJH) 30.0 DEG FAHRENHEIT
TEMP RATING
(ABJH) 40.0 DEG FAHRENHEIT

Manufacturer Part Numbers


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