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NSN 4820-00-812-5464, 4820008125464
Cancelled -> Replaced by 4730008100406

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 008125464
Codification Country
United States
Item Name Code
INC 20520
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 4820-00-812-5464

National Stock Number (NSN) 4820-00-812-5464, or NIIN 008125464, (valve,restrictor check) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730008100406.

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 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 Aug 02, 2004, 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) 20520. [A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.]. 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 4820008125464 does not contain precious metals.

This NSN is associated to Schedule B 8481302090: check valves of steel. 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

UNABLE TO DECODE
(ADSY) UNABLE TO DECODE
VALVE DISCHARGE FLOW RATE
(ADSY) 0.4 GALLONS PER MINUTE
MAXIMUM OPERATING TEMP
(AEHZ) 275.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPE
(AWLS) THREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLE
(AHNC) EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
FURNISHED ITEMS AND QUANTITY
(TMQY) 1 FILTER
FLOW CONTROL DEVICE
(ADQU) POPPET
MATERIAL
(MATT) STEEL COMP 303 BODY
MATERIAL
(MATT) STEEL COMP 303 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP
(AEHZ) 275.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE
(CQGM) 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MOUNTING POSITION
(BBJX) HORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES ALL ENDS
SEAT ANGLE
(CQRB) 37.0 DEGREES ALL ENDS
STYLE DESIGNATOR
(STYL) STRAIGHT THRU
SURFACE TREATMENT
(SFTT) PASSIVATE
THREAD DIRECTION
(AAJF) RIGHT-HAND ALL ENDS
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UNJF ALL ENDS
THREAD QUANTITY PER INCH
(CMLP) 20 ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC

Manufacturer Part Numbers


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