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National Stock Number (NSN) Output Data

NSN:
4820-00-287-4264
NIIN:
002874264
Item Name:
VALVE , SAFETY RELIEF

Definition:

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
346-4900-484711PCV782 53711 A 3 2 5 AX
533115PCV782 80064 A 5 9 5 AX
389588PCV780 80064 A 5 9 5 AX
271-4900-957265PCV780 80064 A 5 9 5 AX
389588PCV780 53711 A 3 2 5 AX
571-3801-1302581PCV3 53711 A 3 2 5 AX
44-1-2-176-250 37239 H 3 2 X XX
3376-12PCV904 96169 A 5 9 5 AX
2476-16PCV782 96169 A 5 9 5 AX
214-4900-799254PCV780 80064 A 5 9 5 AX
340-4900-1000937PVC5 80064 A 3 2 X XX
2776-23PCV782 96169 A 5 9 5 AX
214-4900-799254PCV780 53711 A 3 2 5 AX
571-3801-1302581PCV3 80064 A 5 9 5 AX
319-4900-1188487PCV904 80064 A 5 9 5 AX
2076-16PCV780 96169 A 5 9 5 AX
346-4900-484711PCV782 80064 A 5 9 5 AX
3664-33PCV3 96169 A 3 2 X XX
271-4900-957265PCV780 53711 A 3 2 5 AX
533115PCV782 53711 A 3 2 5 AX
319-4900-1188487PCV904 53711 A 3 2 5 AX

CAGE Information

Code Company
37239 LUNKENHEIMER CO
53711 NAVAL SEA SYSTEMS COMMAND
80064 NAVAL SHIP SYSTEMS COMMAND
96169 ELECTRIC BOAT CORPORATION

Federal Supply Class

Title

VALVES, NONPOWERED

Inclusions:

INCLUDES AUTOMATIC NONPOWERED VALVES; GATE, GLOBE, ANGLE, CHECK, AND RELIEF VALVES; COCKS.

Exclusions:

EXCLUDES FIRE HYDRANTS (FSC 4210); SPRINKLER HEADS (FSC 4210); VALVES SPECIFICALLY DESIGNED FOR USE WITH FIRE FIGHTING EQUIPMENT (FSC 4210); PLUMBING EQUIPMENT, AND THE LIKE (FSC 4540).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
MEDA MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
MEDA MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
AAAR NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 1ST END
AAAR NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 2ND END
ADZH RENEWABLE SEAT RING TYPE RETAINING SCREW
AWLS CONNECTION TYPE THREADED EXTERNAL PIPE 2ND END
CQJX NOMINAL THREAD SIZE 0.500 INCHES 1ST END
THSD THREAD SERIES DESIGNATOR NPT 1ST END
CBBL FEATURES PROVIDED VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
MATT MATERIAL NICKEL ALLOY FLOW CONTROL DEVICE
AQLR VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CQJX NOMINAL THREAD SIZE 0.500 INCHES 2ND END
MATT MATERIAL COPPER ALLOY BODY
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
STYL STYLE DESIGNATOR ERR-090
MATT MATERIAL NICKEL ALLOY SEAT
THSD THREAD SERIES DESIGNATOR NPT 2ND END
ADQU FLOW CONTROL DEVICE POPPET
ADSU DISK LOADING METHOD SPRING
AEHZ MAXIMUM OPERATING TEMP 550.0 DEG FAHRENHEIT SINGLE RESPONSE
ADST BONNET ATTACHMENT METHOD THREADED
AWLS CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
AHNC CONNECTION STYLE ERR-090 ERR-100
AAJF THREAD DIRECTION RIGHT-HAND 2ND END
CQGM MAXIMUM OPERATING PRESSURE 250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CSDC OPENING PRESSURE SETTING 250.0 POUNDS PER SQUARE INCH
ADSR BONNET TYPE EXPOSED SPRING

Similar Parts

44-1-2-176-250 , 4412176250 , 4820-00-287-4264 , 4820002874264 , 002874264 , 346-4900-484711PCV782 , 533115PCV782 , 389588PCV780 , 271-4900-957265PCV780 , 389588PCV780 , 571-3801-1302581PCV3 , 44-1-2-176-250 , 3376-12PCV904 , 2476-16PCV782 , 214-4900-799254PCV780 , 340-4900-1000937PVC5 , 2776-23PCV782 , 214-4900-799254PCV780 , 571-3801-1302581PCV3 , 319-4900-1188487PCV904 , 2076-16PCV780 , 346-4900-484711PCV782 , 3664-33PCV3 , 271-4900-957265PCV780 , 533115PCV782 , 319-4900-1188487PCV904 ,