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


NSN 4820-01-354-3526, 4820013543526
VALVE,SAFETY RELIEF

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 013543526
Codification Country
United States
Item Name Code
INC 05488
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 4820-01-354-3526
Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

  REQUEST QUOTE for 4820-01-354-3526


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

DLMS® Summary

National Stock Number 4820-01-354-3526

National Stock Number (NSN) 4820-01-354-3526, or NIIN 013543526, (valve,safety relief) was assigned February 27, 1992 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 05488. [A VALVE DESIGNED TO AUTOMATICALLY RELEASE EXCESSIVE PRESSURES. IT IS ACTUATED BY STATIC PRESSURE UPSTREAM OF THE VALVE AND IS USED AS A SAFETY VALVE OR RELIEF VALVE, AND MAY BE SET TO CLOSE AT A PREDETERMINED PRESSURE. IT IS NOT DESIGNED FOR REGULATION OF CONTINUOUSLY FLUCTUATING LOADS. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES:VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.]. 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 4820013543526 does not contain precious metals.

This NSN is associated to Schedule B 8481400000: safety or relief valves. 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

STYLE DESIGNATOR
(STYL) ERR-090
BOLT HOLE NOMINAL DIAMETER
(CWCQ) 0.750 INCHES 1ST END0.875 INCHES 2ND END
BOLT HOLE QUANTITY
(AECS) 8 ALL ENDS
BONNET ATTACHMENT METHOD
(ADST) THREADED
BONNET TYPE
(ADSR) INSIDE SCREW
BOLT CIRCLE NOMINAL DIAMETER
(CWCT) 7.500 INCHES 1ST END6.625 INCHES 2ND END
CONNECTION TYPE
(AWLS) FLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
(CWCL) 6.375 INCHES
FLANGE FACE DESIGN
(CWDF) RAISED STRAIGHT ALL ENDS
FLANGE SHAPE
(ARKN) ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE
(ADQU) DISK
NOMINAL THICKNESS
(CWCK) 0.938 INCHES 1ST END1.125 INCHES 2ND END
OPENING PRESSURE SETTING
(CSDC) 350.0 POUNDS PER SQUARE INCH
MATERIAL
(MATT) STEEL BODYSTEEL FLOW CONTROL DEVICESTEEL COMP 416 STEM
MAXIMUM OPERATING PRESSURE
(CQGM) 740.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 100.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) AIR 1ST RESPONSESTEAM 2ND RESPONSE
NOMINAL OUTSIDE DIAMETER
(CWCD) 9.000 INCHES 1ST END8.250 INCHES 2ND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE
(CWCR) 6.125 INCHES
RAISED FACE NOMINAL DIAMETER
(CWDL) 6.188 INCHES 1ST END5.000 INCHES 2ND END
RAISED FACE NOMINAL HEIGHT
(CWDH) 0.062 INCHES ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
VALVE SIZE
(CCFG) 3.000 INCHES
STYLE DESIGNATOR
(STYL) ANGLE FLANGED ENDS

Manufacturer Part Numbers


Related Inventory



 
Top