NSN

4820-01-221-2049

Valve,Safety Relief

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$2,099.88

per EA

7 parts / 4 mfrs

Part Numbers for NSN 4820-01-221-20497 records
Part NumberCAGEManufacturerRNCCRNVC
L-3210-B NMP-320 5T10PSI01343Anderson Greenwood Lp Dba Anderson Greenwood Crosby59
NMP-32001343Anderson Greenwood Lp Dba Anderson Greenwood CrosbyD9
L-3210-B NMP-320 5T10PSI15187Emerson Automation Solutions Final Control Us Lp Div Navy Product Team32
L-3210-B NMP-320 5T10PSI75954Kunkle Industries Inc Lonergan Valve Div59
NMP-32075954Kunkle Industries Inc Lonergan Valve Div59
3,129,40480064Naval Ship Systems CommandD9
3,129,404 5T10PSI80064Naval Ship Systems Command52
Manufacturers (4)

Anderson Greenwood Lp Dba Anderson Greenwood Crosby

CAGE 01343
View NSNs

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team

CAGE 15187
View NSNs

Kunkle Industries Inc Lonergan Valve Div

CAGE 75954
View NSNs

Naval Ship Systems Command

CAGE 80064
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$2,099.88EA0
01-OCT-2025$2,099.88EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
ADQUFLOW CONTROL DEVICEDISK
ADSRBONNET TYPEINSIDE SPRING
ADSTBONNET ATTACHMENT METHODUNION
ADSUDISK LOADING METHODSPRING
AECSBOLT HOLE QUANTITY6 ALL ENDS
AEHZMAXIMUM OPERATING TEMP650.0 FAHRENHEIT SINGLE RESPONSE
AQLRVALVE OPERATION METHODAUTOMATIC
ARKNFLANGE SHAPEROUND WITH HOLES ALL ENDS
AWLSCONNECTION TYPEFLANGE ALL ENDS
CCFGVALVE SIZE2.500 INCHES
CQCYADJUSTABLE PRESSURE RANGE+5.0 TO 10.0 POUNDS PER SQUARE INCH
CQQFOPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
CQQFOPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
CWCDNOMINAL OUTSIDE DIAMETER6.125 INCHES ALL ENDS
CWCKNOMINAL THICKNESS0.625 INCHES ALL ENDS
CWCLFIRST CONNECTION FACE TO CENTERLINE DISTANCE6.000 INCHES
CWCQBOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
CWCRSECOND CONNECTION FACE TO CENTERLINE DISTANCE5.000 INCHES
CWCTBOLT CIRCLE NOMINAL DIAMETER5.000 INCHES ALL ENDS
CWDFFLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
CWDHRAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
CWDLRAISED FACE NOMINAL DIAMETER4.000 INCHES ALL ENDS
MATTMATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATTMATERIALSTEEL BODY
MATTMATERIALSTEEL CORROSION RESISTING STEM
MATTMATERIALSTEEL CORROSION RESISTING SEAT
MEDAMEDIA FOR WHICH DESIGNEDWATER, FRESH THIRD RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDSTEAM SECOND RESPONSE
STYLSTYLE DESIGNATORANGLE FLANGED ENDS

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About NSN 4820-01-221-2049

NSN 4820-01-221-2049 is a National Stock Number assigned to Valve,Safety Relief. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 7 part numbers associated with this NSN from 4 manufacturers.

The current government unit price for NSN 4820-01-221-2049 is $2,099.88. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-221-2049, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.