NSN 4820-01-304-8229 GHN101451, GHN10145-1 , 10323450

Product Details | SAFETY RELIEF VALVE

4820-01-304-8229 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: GHN101451, GHN10145-1 , 10323450, 1032-3450, 4820-01-304-8229, 01-304-8229, 4820013048229, 013048229

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	04 APR 1996	01-304-8229	05488 ( VALVE, SAFETY RELIEF )

Drawings & Photos | NSN 4820-01-304-8229

Part Number	Request Date	QTY	Origin
1032-3450	2025-10-287	3	DIBBS
1032-3450	2025-04-114	2	DIBBS
10323450	2024-11-311	1	AE
10323450	2024-07-205	1	AE
1032-3450	2024-05-133	10	DIBBS
1032-3450	2023-08-215	9	DIBBS
1032-3450	2022-09-258	3	DIBBS
1032-3450	2022-08-242	3	DIBBS
1032-3450	2022-03-90	3	DIBBS
1032-3450	2021-10-285	4	DIBBS
1032-3450	2021-09-271	4	DIBBS
4820-01-304-8229	2018-10-277	3	DIBBS
4820-01-304-8229	2018-09-253	5	DIBBS
4820-01-304-8229	2018-08-242	5	DIBBS
4820-01-304-8229	2016-06-174	2	DIBBS
4820-01-304-8229	2016-06-160	7	DIBBS
4820-01-304-8229	2016-05-130	9	DIBBS
4820-01-304-8229	2016-04-119	9	DIBBS
4820-01-304-8229	2015-09-265	26	DIBBS
4820-01-304-8229	2015-09-252	26	DIBBS
4820-01-304-8229	2015-08-223	10	DIBBS
4820-01-304-8229	2015-07-211	10	DIBBS
4820-01-304-8229	2014-02-44	6	DIBBS
4820-01-304-8229	2013-11-332	5	DIBBS
4820-01-304-8229	2013-11-307	3	DIBBS
4820-01-304-8229	2013-10-304	7	DIBBS
4820-01-304-8229	2013-10-295	2	DIBBS
4820-01-304-8229	2013-10-290	4	DIBBS
4820-01-304-8229	2013-10-275	17	DIBBS
4820-01-304-8229	2013-09-247	3	DIBBS
4820-01-304-8229	2013-08-213	1	DIBBS
4820-01-304-8229	2013-06-169	5	DIBBS
4820-01-304-8229	2013-05-121	4	DIBBS
4820-01-304-8229	2013-04-100	6	DIBBS
1032-3450	2012-10-290	1	Canada
4820-01-304-8229	2011-04-91	5	DIBBS
4820-01-304-8229	2010-10-286	4	DIBBS
4820-01-304-8229	2010-07-183	7	DIBBS
4820-01-304-8229	2009-04-104	1	DIBBS

Cross Reference | NSN 4820-01-304-8229

Part Number	Cage Code	Manufacturer
1032-3450	94874	DROITCOUR COMPANY

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Related Products | NSN 4820-01-304-8229

4820-01-304-8233, 4820-01-304-8285, 4820-01-304-8300, 4820-01-304-8310, 4820-01-304-8311

Technical Data | NSN 4820-01-304-8229

Characteristic	Specifications
MATERIAL	ALUMINUM ALLOY BODY
SURFACE TREATMENT	ANODIZE
STYLE DESIGNATOR	A40 ANGLE W/OFFSET
FLOW CONTROL DEVICE	POPPET
VALVE OPERATION METHOD	AUTOMATIC
CONNECTION TYPE	THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE	G4 GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR	UN ALL ENDS
NOMINAL THREAD SIZE	1.062 INCHES ALL ENDS
THREAD QUANTITY PER INCH	12 ALL ENDS
THREAD CLASS	3B ALL ENDS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
DISK LOADING METHOD	SPRING
OPENING PRESSURE SETTING	3450.0 POUNDS PER SQUARE INCH
MOUNTING FACILITY	THREADED FASTENER
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE

Restrictions/Controls & Freight Information | NSN 4820-01-304-8229

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:	A	Item does not contain precious metal
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	96	DLIS-LFF Battle Creek, MI 49037-3084
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	V	Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-304-8229

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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each