NSN 4820-00-287-4622 1/2IN-150-132PSIG-AIR , 1227 1-2X76-175, 122712X76175

Product Details | SAFETY RELIEF VALVE

4820-00-287-4622 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.

Part Alternates: 1/2IN-150-132PSIG-AIR , 1227 1-2X76-175, 122712X76175, 12IN150132PSIGAIR, 15012X76TO175PSI, 150-1-2X76TO175PSI, 2476427PCV27, 2476-427PCV27, 2476427PCV50, 2476-427PCV50, 2476437PCV30, 2476-437PCV30, 2476437PCV49, 2476-437PCV49, 2476453PCV17, 2476-453PCV17, 2476483PCV28, 2476-483PCV28, 2824900801741REVAPCV19, 282-4900-801741REVAPCV19, 2824900801751PCV19, 282-4900-801751PCV19, 2824900801751REVAPCV19, 282-4900-801751REVAPCV19, 2824900801834REVCPCV27, 282-4900-801834REVCPCV27, 2824900801835REVCPCV19, 282-4900-801835REVCPCV19, 296490071471PCV13, 296-4900-71471PCV13, 29671471PCV13, 296-71471PCV13, 3624900795693PCV28, 362-4900-795693PCV28, 3624900795693PCV63, 362-4900-795693PCV63, 3624900795711PCV1039, 362-4900-795711PCV1039, 3624900795756PCV39, 362-4900-795756PCV39, 3624900795756PCV45, 362-4900-795756PCV45, 3624900795756PCV876, 362-4900-795756PCV876, 3624900795762PCV1153, 362-4900-795762PCV1153, 38549001225413ALT5PCV15, 385-4900-1225413ALT5PCV15, 386381PCV27, 386388PCV27, 386389PCV13, 38681PCV27, 405228PCV27, 405-228PCV27, 412228PCV27, 412-228PCV27, 413228PCV13, 413-228PCV13, 413292PCV13, 413-292PCV13, 413381PC13, 413-381PC13, 4163801162020PCV7, 416-3801-162020PCV7, 4164900162067PCV13, 416-4900-162067PCV13, 4354900235363PCV27, 435-4900-235363PCV27, 4354900235363PCV50, 435-4900-235363PCV50, 4354900235373PCV30, 435-4900-235373PCV30, 4354900235373PCV49, 435-4900-235373PCV49, 4354900235389PCV17, 435-4900-235389PCV17, 4354900483676PCV28, 435-4900-483676PCV28, 490160CSPCV13, 490986CSPCV13, 490986PCV13, 547P13PCV13, 547P13PPCV13, 559P13PCV13, 4820-00-287-4622, 00-287-4622, 4820002874622, 002874622

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	01 JAN 1961	00-287-4622	05488 ( VALVE, SAFETY RELIEF )

Drawings & Photos | NSN 4820-00-287-4622

Part Number	Request Date	QTY	Origin
4820-00-287-4622	2011-06-166	1	DIBBS
4820-00-287-4622	2010-07-183	3	DIBBS
4820-00-287-4622	2009-10-302	3	DIBBS
4820-00-287-4622	2009-04-96	2	DIBBS

Cross Reference | NSN 4820-00-287-4622

Part Number	Cage Code	Manufacturer
1/2IN-150-132PSIG-AIR	14915	JAYCO INCORPORATED
1227 1-2X76-175	37239	LUNKENHEIMER CO
150-1-2X76TO175PSI	14915	JAYCO INCORPORATED
2476-427PCV27	96169	ELECTRIC BOAT CORPORATION
2476-427PCV50	96169	ELECTRIC BOAT CORPORATION
2476-437PCV30	96169	ELECTRIC BOAT CORPORATION
2476-437PCV49	96169	ELECTRIC BOAT CORPORATION
2476-453PCV17	96169	ELECTRIC BOAT CORPORATION
2476-483PCV28	96169	ELECTRIC BOAT CORPORATION
282-4900-801741REVAPCV19	53711	NAVAL SEA SYSTEMS COMMAND
282-4900-801751PCV19	53711	NAVAL SEA SYSTEMS COMMAND
282-4900-801751PCV19	80064	NAVAL SHIP SYSTEMS COMMAND
282-4900-801751REVAPCV19	80064	NAVAL SHIP SYSTEMS COMMAND
282-4900-801834REVCPCV27	53711	NAVAL SEA SYSTEMS COMMAND
282-4900-801834REVCPCV27	80064	NAVAL SHIP SYSTEMS COMMAND
282-4900-801835REVCPCV19	53711	NAVAL SEA SYSTEMS COMMAND
282-4900-801835REVCPCV19	80064	NAVAL SHIP SYSTEMS COMMAND
296-4900-71471PCV13	80064	NAVAL SHIP SYSTEMS COMMAND
296-71471PCV13	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795693PCV28	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795693PCV28	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795693PCV63	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795693PCV63	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795711PCV1039	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795711PCV1039	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795756PCV39	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795756PCV39	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795756PCV45	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795756PCV45	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795756PCV876	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795756PCV876	80064	NAVAL SHIP SYSTEMS COMMAND
362-4900-795762PCV1153	53711	NAVAL SEA SYSTEMS COMMAND
362-4900-795762PCV1153	80064	NAVAL SHIP SYSTEMS COMMAND
385-4900-1225413ALT5PCV15	53711	NAVAL SEA SYSTEMS COMMAND
385-4900-1225413ALT5PCV15	80064	NAVAL SHIP SYSTEMS COMMAND
386381PCV27	80064	NAVAL SHIP SYSTEMS COMMAND
386388PCV27	53711	NAVAL SEA SYSTEMS COMMAND
386388PCV27	80064	NAVAL SHIP SYSTEMS COMMAND
386389PCV13	53711	NAVAL SEA SYSTEMS COMMAND
386389PCV13	80064	NAVAL SHIP SYSTEMS COMMAND
38681PCV27	53711	NAVAL SEA SYSTEMS COMMAND
405-228PCV27	81316	PORTSMOUTH NAVAL SHIPYARD
412-228PCV27	81316	PORTSMOUTH NAVAL SHIPYARD
413-228PCV13	81316	PORTSMOUTH NAVAL SHIPYARD
413-292PCV13	81316	PORTSMOUTH NAVAL SHIPYARD
413-381PC13	81316	PORTSMOUTH NAVAL SHIPYARD
416-3801-162020PCV7	53711	NAVAL SEA SYSTEMS COMMAND
416-3801-162020PCV7	80064	NAVAL SHIP SYSTEMS COMMAND
416-4900-162067PCV13	53711	NAVAL SEA SYSTEMS COMMAND
416-4900-162067PCV13	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-235363PCV27	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-235363PCV27	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-235363PCV50	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-235363PCV50	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-235373PCV30	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-235373PCV30	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-235373PCV49	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-235373PCV49	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-235389PCV17	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-235389PCV17	80064	NAVAL SHIP SYSTEMS COMMAND
435-4900-483676PCV28	53711	NAVAL SEA SYSTEMS COMMAND
435-4900-483676PCV28	80064	NAVAL SHIP SYSTEMS COMMAND
490160CSPCV13	53711	NAVAL SEA SYSTEMS COMMAND
490160CSPCV13	80064	NAVAL SHIP SYSTEMS COMMAND
490986CSPCV13	53711	NAVAL SEA SYSTEMS COMMAND
490986CSPCV13	80064	NAVAL SHIP SYSTEMS COMMAND
490986PCV13	53711	NAVAL SEA SYSTEMS COMMAND
490986PCV13	80064	NAVAL SHIP SYSTEMS COMMAND
547P13PCV13	14921	CRAMP SHIPBUILDING AND DRYDOCK CO
547P13PPCV13	14921	CRAMP SHIPBUILDING AND DRYDOCK CO
559P13PCV13	14921	CRAMP SHIPBUILDING AND DRYDOCK CO

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Related Products | NSN 4820-00-287-4622

4820-00-287-4624, 4820-00-287-4626, 4820-00-287-4627, 4820-00-287-4628, 4820-00-287-4629

Technical Data | NSN 4820-00-287-4622

Characteristic	Specifications
MATERIAL	COPPER ALLOY BODY STEEL STEM
STYLE DESIGNATOR	C1 ANGLE
FLOW CONTROL DEVICE	DISK OR STEM
MEDIA FOR WHICH DESIGNED	AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	132.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD	AUTOMATIC OR MANUAL
CONNECTION TYPE	THREADED EXTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END
CONNECTION STYLE	G9 PLAIN 1ST END G46B PLAIN 2ND END
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES 1ST END 0.500 INCHES 2ND END
THREAD SERIES DESIGNATOR	NPT 1ST END NPT 2ND END
NOMINAL THREAD SIZE	0.500 INCHES 1ST END 0.500 INCHES 2ND END
THREAD DIRECTION	RIGHT-HAND 1ST END RIGHT-HAND 2ND END
BONNET TYPE	INSIDE SPRING
BONNET ATTACHMENT METHOD	THREADED
DISK LOADING METHOD	SPRING
OPENING PRESSURE SETTING	132.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED	VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	AS DIFFERENTIATED BY PRESSURE SETTING
MANUFACTURERS CODE	53711
DESIGN CONTROL REFERENCE	282-4900-801751PCV19

Restrictions/Controls & Freight Information | NSN 4820-00-287-4622

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Category	Code	Description
NMF Description	127220	PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating	P	77.5
Water commodity Code	594	unknown
Originating Activity Code	XX
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	B	Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 4820-00-287-4622

Air Force
Navy

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation Code	SX	SX:AF SICA RESIDUAL MMAC-OC-ALC
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each