4820-00-289-3797, VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-3797

Federal Supply Class:
4820

National Item Identification Number:
002893797

Description:
VALVE,SAFETY RELIEF

Detail:
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.

Manufacturer Information:

2490013	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
2490013	7PZX0	FAIRBANKS MORSE, LLC
40N626PC117	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
40N809PC135	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
40N837PC138	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
40N838PC138	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
40N955PC81	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
40N957PC81	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
72-2050-002	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
72-20500-002	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
81417S41-1059PC138	53711	NAVAL SEA SYSTEMS COMMAND
81417S41-1059PC138	80064	NAVAL SHIP SYSTEMS COMMAND
81417S41-1060PC138	80064	NAVAL SHIP SYSTEMS COMMAND
81417S41-715PC135	80064	NAVAL SHIP SYSTEMS COMMAND
VB-2	23724	RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO.
VB2	23724	RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO.
VB2R-SS-WS	23724	RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO.
VB2R-W2	23724	RUTHMAN PUMP AND ENGINEERING INC DBA FULFLO SPECIALTIES CO DIV FULFLO SPECIALTIES CO.
N68-25-018APC102	51228	ECOLAIRE INC BALDWIN-HAMILTON CO DIV
SY499-92	51228	ECOLAIRE INC BALDWIN-HAMILTON CO DIV
81417S41-729PC117	53711	NAVAL SEA SYSTEMS COMMAND
81417S41-828PC81	53711	NAVAL SEA SYSTEMS COMMAND
81417S41-830PC81	53711	NAVAL SEA SYSTEMS COMMAND
81612S4105-891001PC102	53711	NAVAL SEA SYSTEMS COMMAND
81612S4105-891001PC102	80064	NAVAL SHIP SYSTEMS COMMAND
81417S41-830PC81	80064	NAVAL SHIP SYSTEMS COMMAND
81417S41-828PC81	80064	NAVAL SHIP SYSTEMS COMMAND
81417S41-729PC117	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

ADJUSTABLE PRESSURE RANGE	+15.0 TO 100.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHOD	INTEGRAL
BONNET TYPE	INSIDE SPRING
CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHOD	SPRING
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICE	PISTON
OPERATING PRESSURE	500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL	COPPER ALLOY BODY
MATERIAL	STEEL FLOW CONTROL DEVICE
MATERIAL	STEEL SEAT
MAXIMUM OPERATING TEMP	100.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	FUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED	0.375 INCHES FIRST END
NOMINAL THREAD SIZE	0.375 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE	PRESSED-IN
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	ANGLE
THREAD DIRECTION	RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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