Quote for 1511-H Dresser Industries Inc Part with NSN 4820-01-121-8057

Part Number:  1511-H
Alternate P/N:  1511H
Manufacturer:  dresser industries inc
NIIN:  11218057
Item Name :  valve safety relief
CAGE Code:  16497
INC Code:  05488
Country:  USA
NCB Code:  01
FSG:  48 Valves
Last Updated:  02-14-2026

Are you looking quote for part 1511-H? The Dresser Industries Inc-manufactured component (CAGE Code: 16497) is documented under NSN 4820-01-121-8057 as Valve Safety Relief. For the fastest quote, please complete our RFQ form with details about 1511-H. We guarantee a response within 15 minutes.

ASAP Components provides the verified 1511-H, classified under INC 05488, FSG 48 Valves, FSC 4820 Valves Nonpowered, NIIN 01-121-8057, and NCB 01. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number 1511-H with NSN 4820-01-121-8057, 4820011218057

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820-01-121-8057

Item Description:

VALVE,SAFETY RELIEF

4820011218057N
CIICHCCESDPMICCriticalityENAC
Part NumberISCRNVCRNCCHCCMSDSSADC
1511-H223

Characteristics Data of NSN 4820-01-121-8057, 4820011218057

MRCCriteriaCharacteristic
AAJFTHREAD DIRECTIONRIGHT-HAND 1ST END
ADSRBONNET TYPEINSIDE SPRING
ADSUDISK LOADING METHODSPRING
AEHZMAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT SINGLE RESPONSE
AHNCCONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
ARKNFLANGE SHAPEROUND WITH HOLES 2ND END
AWLSCONNECTION TYPETHREADED INTERNAL PIPE 1ST END
CQGMMAXIMUM OPERATING PRESSURE30.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CWCDNOMINAL OUTSIDE DIAMETER6.125 INCHES 2ND END
CWCLFIRST CONNECTION FACE TO CENTERLINE DISTANCE4.000 INCHES
CWCRSECOND CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
CWDFFLANGE FACE DESIGNRAISED STRAIGHT 2ND END
CWDLRAISED FACE NOMINAL DIAMETER3.562 INCHES 2ND END
MATTMATERIALCOPPER ALLOY SEAT
MATTMATERIALIRON CAST BODY
THSDTHREAD SERIES DESIGNATORNPT 1ST END
ADQUFLOW CONTROL DEVICEDISK
ADSTBONNET ATTACHMENT METHODBOLTED
AECSBOLT HOLE QUANTITY4 2ND END
AGAVEND ITEM IDENTIFICATIONHEATING SYSTEM ONBOARD 270 FT WMEC CG VESSELS
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPEFLANGE 2ND END
CCFGVALVE SIZE2.500 INCHES
CQJXNOMINAL THREAD SIZE2.500 INCHES 1ST END
CWCKNOMINAL THICKNESS0.812 INCHES 2ND END
CWCQBOLT HOLE NOMINAL DIAMETER0.750 INCHES 2ND END
CWCTBOLT CIRCLE NOMINAL DIAMETER4.500 INCHES 2ND END
CWDHRAISED FACE NOMINAL HEIGHT0.062 INCHES 2ND END
MATTMATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATTMATERIALCOPPER ALLOY STEM
STYLSTYLE DESIGNATORANGLE FLANGED ENDS

Schedule B & Trade

End Use : 21180 Industrial machines, other
Schedule B : 8481400000 (NAICS 332911) Safety or relief valves
SITC : 74740 Safety or relief valves

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC A - Item does not contain precious metal.

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