ISO Group Logo
Defense and Aerospace
Supply Chain Partner
A Dynatech International Company


NSN 4820-00-421-4323, 4820004214323
VALVE,PRESSURE EQUALIZING,GASEOU

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 004214323
Codification Country
United States
Item Name Code
INC 10958
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.
Availability: Request Qualified Suppliers: Currently qualifying suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know
  CALL ABOUT NSN 4820-00-421-4323
Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

  REQUEST QUOTE for 4820-00-421-4323


Have a list that needs to be quoted? Upload it here.

DLMS® Summary

National Stock Number 4820-00-421-4323

National Stock Number (NSN) 4820-00-421-4323, or NIIN 004214323, (valve,pressure equalizing,gaseou) was assigned December 9, 1970 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. 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 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) 10958. [A VALVE CONSISTING OF A SINGLE DEADWEIGHT LOADED DISK, OR TWO DEADWEIGHT LOADED DISKS EACH WITH A SEPERATE SEAT. IT IS SPECIFICALLY DESIGNED FOR THE RELIEF OF SMALL PRESSURE AND VACUUM CONDITIONS WITHIN A TANK OR OTHER CONTAINER TO OR FROM THE ATMOSPHERE. THE CENTER OF A SINGLE DEADWEIGHT LOADED DISK MAY CONTAIN A SPRING LOADED DISK FORMING AN ADDITIONAL SEAT OR APERTURE. IT MAY BE SPRING LOADED AND/OR EQUIPPED WITH A MANUAL UNLOADER ON EITHER THE PRESSURE OR VACUUM SIDE. EXCLUDE VALVE, VACUUM BREAKING.]. 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 4820004214323 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) -65.0 DEG CELSIUS AND 160.0 DEG CELSIUS
TEMP RATING
(ABJH) 160.0 DEG CELSIUS
FLOW CONTROL DEVICE MATERIAL
(ADQV) ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T451
UNABLE TO DECODE
(ACLJ) UNABLE TO DECODE
TEMP RATING
(ABJH) -65.0 DEG CELSIUS
BODY MATERIAL
(AAFZ) ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T451
MAXIMUM OPERATING PRESSURE
(AAJJ) NOT RATED
UNABLE TO DECODE
(ADQV) UNABLE TO DECODE
END CONNECTION QUANTITY
(ADQZ) 1
BODY STYLE
(AAQL) SINGLE CONNECTION, STRAIGHT FLOW
DISK LOADING METHOD
(ADSU) SPRING
FIRST END CONNECTION TYPE
(ACKM) THREADED EXTERNAL BOSS
FIRST END STYLE DESIGNATOR
(ACKN) EXTERNAL SEAT FOR GASKET SEAL
FIRST END THREAD DIRECTION
(ACLL) RIGHT-HAND
FIRST END THREAD CLASS
(ACLK) 3A
FLOW CONTROL DEVICE
(ADQU) POPPET
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/5, ALLOY 2017, T451 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/5, ALLOY 2017, T451 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL
(MATT) ALUMINUM ALLOY 2017 BODY
MATERIAL
(MATT) ALUMINUM ALLOY 2017 FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
(ACKL) AIR
TEMP RATING
(ABJH) -65.0 CELSIUS AND 160.0 CELSIUS
VALVE RELIEF DESIGN TYPE
(AFLF) PRESSURE AND VACUUM
VALVE VENTING DESIGN TYPE
(AFLE) ATMOSPHERIC
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR
(ACLJ) 0.875-32 UNS

Manufacturer Part Numbers


Related Inventory



 
Top