4820-00-288-7842, VALVE,SAFETY RELIEF

National Stock Number:
4820-00-288-7842

Federal Supply Class:
4820

National Item Identification Number:
002887842

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:

1227-3-8X26-75	37239	LUNKENHEIMER CO
212-58-012PCV5496	53711	NAVAL SEA SYSTEMS COMMAND
212-58-29PCV5496	53711	NAVAL SEA SYSTEMS COMMAND
212-5800-142856PCV38	53711	NAVAL SEA SYSTEMS COMMAND
212-58-012PCV5496	80064	NAVAL SHIP SYSTEMS COMMAND
212-58-29PCV5496	80064	NAVAL SHIP SYSTEMS COMMAND
214-5800-799171PCV6	53711	NAVAL SEA SYSTEMS COMMAND
282-5801-801807PCV7	53711	NAVAL SEA SYSTEMS COMMAND
313-2200-233356PCV9176	53711	NAVAL SEA SYSTEMS COMMAND
2262-103PCV60	76161	MANITOWOC SHIPBUILDING INC
2262-106PCV83	76161	MANITOWOC SHIPBUILDING INC
214-5800-799171PCV6	80064	NAVAL SHIP SYSTEMS COMMAND
212-5800-142856PCV38	80064	NAVAL SHIP SYSTEMS COMMAND
282-5801-801807PCV7	80064	NAVAL SHIP SYSTEMS COMMAND
313-2200-233356PCV9188	53711	NAVAL SEA SYSTEMS COMMAND
313-2200-233356PCV9189	53711	NAVAL SEA SYSTEMS COMMAND
313-2200-233357PCV9167	53711	NAVAL SEA SYSTEMS COMMAND
313-5800-161584PCV47	53711	NAVAL SEA SYSTEMS COMMAND
313-5800-60554PCV5397	53711	NAVAL SEA SYSTEMS COMMAND
318-2100-233483PCV21	53711	NAVAL SEA SYSTEMS COMMAND
318-2200-233483PCV21	53711	NAVAL SEA SYSTEMS COMMAND
340-5800-1002657PCV34	53711	NAVAL SEA SYSTEMS COMMAND
313-2200-233356PCV9176	80064	NAVAL SHIP SYSTEMS COMMAND
318-2200-233483PCV21	80064	NAVAL SHIP SYSTEMS COMMAND
318-2100-233483PCV21	80064	NAVAL SHIP SYSTEMS COMMAND
313-5800-60554PCV5397	80064	NAVAL SHIP SYSTEMS COMMAND
313-5800-161584PCV47	80064	NAVAL SHIP SYSTEMS COMMAND
313-2200-233357PCV9167	80064	NAVAL SHIP SYSTEMS COMMAND
313-2200-233356PCV9189	80064	NAVAL SHIP SYSTEMS COMMAND
313-2200-233356PCV9188	80064	NAVAL SHIP SYSTEMS COMMAND
349-2200-483696PCV9176	53711	NAVAL SEA SYSTEMS COMMAND
349-2200-483696PCV9188	53711	NAVAL SEA SYSTEMS COMMAND
349-2200-483696PCV9189	53711	NAVAL SEA SYSTEMS COMMAND
352-2200-484772PCV9176	53711	NAVAL SEA SYSTEMS COMMAND
352-2200-484772PCV9188	53711	NAVAL SEA SYSTEMS COMMAND
352-2200-484772PCV9189	53711	NAVAL SEA SYSTEMS COMMAND
352-2200-484792PCV9188	53711	NAVAL SEA SYSTEMS COMMAND
352-5800-839786PCV3	53711	NAVAL SEA SYSTEMS COMMAND
362-2601-795816PCV293	53711	NAVAL SEA SYSTEMS COMMAND
385-2100-1193753PCF17	53711	NAVAL SEA SYSTEMS COMMAND
389217PCV60	53711	NAVAL SEA SYSTEMS COMMAND
389220PCV83	53711	NAVAL SEA SYSTEMS COMMAND
418-2100-1194436PCV3	53711	NAVAL SEA SYSTEMS COMMAND
435-2100-235302PCV29	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-235409PCV3	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-235409PCV3	80064	NAVAL SHIP SYSTEMS COMMAND
340-5800-1002657PCV34	80064	NAVAL SHIP SYSTEMS COMMAND
435-2100-235302PCV29	80064	NAVAL SHIP SYSTEMS COMMAND
418-2100-1194436PCV3	80064	NAVAL SHIP SYSTEMS COMMAND
389220PCV83	80064	NAVAL SHIP SYSTEMS COMMAND
389217PCV60	80064	NAVAL SHIP SYSTEMS COMMAND
385-2100-1193753PCF17	80064	NAVAL SHIP SYSTEMS COMMAND
362-2601-795816PCV293	80064	NAVAL SHIP SYSTEMS COMMAND
352-5800-839786PCV3	80064	NAVAL SHIP SYSTEMS COMMAND
352-2200-484792PCV9188	80064	NAVAL SHIP SYSTEMS COMMAND
352-2200-484772PCV9189	80064	NAVAL SHIP SYSTEMS COMMAND
352-2200-484772PCV9188	80064	NAVAL SHIP SYSTEMS COMMAND
352-2200-484772PCV9176	80064	NAVAL SHIP SYSTEMS COMMAND
349-2200-483696PCV9189	80064	NAVAL SHIP SYSTEMS COMMAND
349-2200-483696PCV9188	80064	NAVAL SHIP SYSTEMS COMMAND
349-2200-483696PCV9176	80064	NAVAL SHIP SYSTEMS COMMAND
3865-153PCV34	96169	ELECTRIC BOAT CORPORATION
435-2200-235413PCV3	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-235414PCV2	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-483960PCV1	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-483960PCV13	53711	NAVAL SEA SYSTEMS COMMAND
435-2200-483960PCV14	53711	NAVAL SEA SYSTEMS COMMAND
532668PCV55	53711	NAVAL SEA SYSTEMS COMMAND
532668PCV68	53711	NAVAL SEA SYSTEMS COMMAND
532686PCV9158	53711	NAVAL SEA SYSTEMS COMMAND
569-2100-1190972PCV25	53711	NAVAL SEA SYSTEMS COMMAND
569-2100-1190972PCV25	80064	NAVAL SHIP SYSTEMS COMMAND
532686PCV9158	80064	NAVAL SHIP SYSTEMS COMMAND
532668PCV68	80064	NAVAL SHIP SYSTEMS COMMAND
532668PCV55	80064	NAVAL SHIP SYSTEMS COMMAND
435-2200-483960PCV14	80064	NAVAL SHIP SYSTEMS COMMAND
435-2200-483960PCV13	80064	NAVAL SHIP SYSTEMS COMMAND
435-2200-483960PCV1	80064	NAVAL SHIP SYSTEMS COMMAND
435-2200-235414PCV2	80064	NAVAL SHIP SYSTEMS COMMAND
435-2200-235413PCV3	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

STYLE DESIGNATOR	STRAIGHT THRU
VALVE OPERATION METHOD	AUTOMATIC
MATERIAL	COPPER ALLOY OVERALL
FLOW CONTROL DEVICE	POPPET
CONNECTION TYPE	THREADED INTERNAL PIPE 1ST END
	THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE	PLAIN,OPTIONAL END(PIPE) 1ST END
	PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES 1ST END
	0.375 INCHES 2ND END
THREAD SERIES DESIGNATOR	NPT 1ST END
	NPT 2ND END
NOMINAL THREAD SIZE	0.500 INCHES 1ST END
	0.375 INCHES 2ND END
THREAD DIRECTION	RIGHT-HAND 1ST END
	RIGHT-HAND 2ND END
RENEWABLE SEAT RING TYPE	THREADED
BONNET TYPE	INSIDE SPRING
BONNET ATTACHMENT METHOD	THREADED
DISK LOADING METHOD	SPRING
OPENING PRESSURE SETTING	50.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED	BONNET PACKING AND
	PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURES	W/O LEVER AND W/LIQUID SEAT CONSTRUCTION

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