Database of Valve Safety Relief Under NSN (4820014512556) 4820-01-451-2556 Parts

Item Name	Valve Safety Relief
Federal Supply Group (FSG)	Valves
Federal Supply Class (FSC)	4820 Valves Nonpowered
National Item Identification Number (NIIN)	01-451-2556 (014512556)
NCB Code	USA (01)
Manufacturer	Dresser Industries Inc

Part Number	Manufacturer	Item Name	RFQ
1990C-1 X .75 135PSI	dresser industries inc	valve safety relief	RFQ
1990	dresser industries inc	valve safety relief	RFQ

MRC	Criteria	Characteristic
AWLS	Connection Type	THREADED INTERNAL PIPE 2ND END
MDCL	Material Document And Classification	ASTM A276 COND T ASSN STD SINGLE MATERIAL RESPONSE STEM
AHNC	Connection Style	PLAIN,OPTIONAL END(PIPE) 2ND END
MEDA	Media For Which Designed	STEAM 2ND RESPONSE
AHNC	Connection Style	PLAIN (PIPE) 1ST END
MDCL	Material Document And Classification	ASTM A479 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
STYL	Style Designator	ANGLE
AEQJ	Minimum Operating Temp	-20.0 DEG FAHRENHEIT
ADSU	Disk Loading Method	SPRING
MATT	Material	STEEL COMP 316 FLOW CONTROL DEVICE
CSDC	Opening Pressure Setting	135.0 POUNDS PER SQUARE INCH
CQJX	Nominal Thread Size	1.000 INCHES 2ND END
AEHZ	Maximum Operating Temp	400.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDA	Media For Which Designed	AIR 1ST RESPONSE
MRC	Decoded Requirement	Clear Text Reply
AGAV	End Item Identification	STRATEGIC SEALIFT CONVERSION SHIPS CLASS
CQJX	Nominal Thread Size	0.750 INCHES 1ST END
FEAT	Special Features	CARBON STEEL (PHOSPHATED) SRING;ORIFICE AREA 0.110 SQ IN.
CQGM	Maximum Operating Pressure	2000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
AWLS	Connection Type	THREADED EXTERNAL PIPE 1ST END
AAJF	Thread Direction	RIGHT-HAND ALL ENDS
AQLR	Valve Operation Method	AUTOMATIC
THSD	Thread Series Designator	NPT ALL ENDS
TMQY	Furnished Items And Quantity	1 LEVER
ADQU	Flow Control Device	DISK
MDCL	Material Document And Classification	ASTM A479 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATT	Material	STEEL COMP 410 STEM
MATT	Material	STEEL COMP 316 BODY