Ashcroft Inc Part Number R6181AZ - Get an Instant Quote

Part Number:  R6181AZ
Manufacturer:  ashcroft inc
NIIN:  00-220-1850
Item Name :  valve safety relief
CAGE Code:  38056
INC Code:  05488
Country:  USA
NCB Code:  00
FSG:  48 Valves
Last Updated:  05-21-2025

Part Number R6181AZ described as Valve Safety Relief with NSN 4820-00-220-1850 with FSC 4820 Valves Nonpowered by Manufacture Ashcroft Inc is available in stock. We provide comprehensive database of aerospace and aviation components, sub-assemblies, and completed assemblies allows us to respond to your RFQ within 15 minutes.

Simplified Purchasing is owned and operated by ASAP Semiconductor, an industry-leading AS9120B, ISO 9001:2015, and FAA AC 0056B certified distributor of Ashcroft Inc aerospace and aviation parts like R6181AZ. We are a service-oriented company that provides quality NSN components with an emphasis on United States export law through our delivery centers at 2 strategic locations, California and Nevada. 

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Disclaimer: This is a quotation for the goods listed above. This quotation is meant as an estimate and does not reflect a final bill or invoice. All quotations are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor. This quotation is subject to the ASAP Semiconductor Terms & Conditions available at https://www.asapsemi.com/customer-terms-and-conditions/ . All United States Government and Department of Defense bids are quoted as CAGE code 6RE77 from ASAP Semiconductor’s Anaheim, California facility. Any quotation from ASAP Semiconductor without 6RE77 is void.

NSN Information for Part Number R6181AZ with NSN 4820-00-220-1850, 4820002201850

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820-00-220-1850

Item Description:

Valve Safety Relief

4820002201850N
CIICHCCESDPMICCriticalityENAC
U
Part NumberISCRNVCRNCCHCCMSDSSADC
R6181az213

Characteristics Data of NSN 4820-00-220-1850, 4820002201850

MRCCriteriaCharacteristic
ADQUFLOW CONTROL DEVICEDISK
ADSRBONNET TYPEEXPOSED SPRING
ADSTBONNET ATTACHMENT METHODBOLTED
ADSUDISK LOADING METHODSPRING
ADSYVALVE DISCHARGE FLOW RATE13000.0 POUNDS PER HOUR
ADZHRENEWABLE SEAT RING TYPETHREADED
AECSBOLT HOLE QUANTITY7 2ND END
ARKNFLANGE SHAPEROUND WITH HOLES 1ST END
AWLSCONNECTION TYPEFLANGE 1ST END
CBBLFEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
CQCYADJUSTABLE PRESSURE RANGE580.0 TO 630.0 POUNDS PER SQUARE INCH
CSDCOPENING PRESSURE SETTING624.0 POUNDS PER SQUARE INCH
CWCDNOMINAL OUTSIDE DIAMETER6.500 INCHES 1ST END
CWCKNOMINAL THICKNESS0.750 INCHES 2ND END
CWCQBOLT HOLE NOMINAL DIAMETER0.688 INCHES 1ST END
CWCTBOLT CIRCLE NOMINAL DIAMETER5.000 INCHES 1ST END
CWDFFLANGE FACE DESIGNPLAIN 2ND END
CWDHRAISED FACE NOMINAL HEIGHT0.250 INCHES 1ST END
CWDLRAISED FACE NOMINAL DIAMETER3.625 INCHES 1ST END
STYLSTYLE DESIGNATORANGLE
ZZZYREFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT



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