NSN 4820-00-529-4177 MC16032801, MC1603-2801, 10847

Product Details | SAFETY RELIEF VALVE

4820-00-529-4177 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: MC16032801, MC1603-2801, 10847, 10-847, 116B1001, 116B100-1, 4820-00-529-4177, 00-529-4177, 4820005294177, 005294177

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	01 JAN 1963	00-529-4177	05488 ( VALVE, SAFETY RELIEF )

Drawings & Photos | NSN 4820-00-529-4177

Part Number	Request Date	QTY	Origin
10-847	2024-05-123	10	DIBBS
116B100-1	2024-05-123	10	DIBBS
MC1603-2801	2024-05-123	10	DIBBS
10-847	2024-01-08	10	DIBBS
116B100-1	2024-01-08	10	DIBBS
MC1603-2801	2024-01-08	10	DIBBS
10-847	2023-12-361	10	DIBBS
116B100-1	2023-12-361	10	DIBBS
MC1603-2801	2023-12-361	10	DIBBS
10-847	2023-10-298	9	DIBBS
116B100-1	2023-10-298	9	DIBBS
MC1603-2801	2023-10-298	9	DIBBS
10-847	2023-02-57	6	DIBBS
116B100-1	2023-02-57	6	DIBBS
MC1603-2801	2023-02-57	6	DIBBS
10-847	2023-02-44	6	DIBBS
116B100-1	2023-02-44	6	DIBBS
MC1603-2801	2023-02-44	6	DIBBS
10-847	2022-12-355	3	DIBBS
116B100-1	2022-12-355	3	DIBBS
MC1603-2801	2022-12-355	3	DIBBS
10-847	2022-07-209	3	DIBBS
116B100-1	2022-07-209	3	DIBBS
MC1603-2801	2022-07-209	3	DIBBS
10-847	2022-02-54	3	DIBBS
116B100-1	2022-02-54	3	DIBBS
MC1603-2801	2022-02-54	3	DIBBS
10-847	2022-02-53	3	DIBBS
116B100-1	2022-02-53	3	DIBBS
MC1603-2801	2022-02-53	3	DIBBS
10-847	2020-01-09	10	DIBBS
116B100-1	2020-01-09	10	DIBBS
MC1603-2801	2020-01-09	10	DIBBS
10-847	2019-04-108	9	DIBBS
116B100-1	2019-04-108	9	DIBBS
MC1603-2801	2019-04-108	9	DIBBS
4820-00-529-4177	2018-04-105	3	DIBBS
4820-00-529-4177	2017-12-354	2	DIBBS
4820-00-529-4177	2017-07-183	2	DIBBS
4820-00-529-4177	2015-04-102	3	DIBBS
4820-00-529-4177	2015-02-39	3	DIBBS
4820-00-529-4177	2015-01-22	3	DIBBS
4820-00-529-4177	2015-01-11	3	DIBBS
4820-00-529-4177	2014-11-306	2	DIBBS
4820-00-529-4177	2014-04-112	5	DIBBS
4820-00-529-4177	2014-04-100	5	DIBBS
4820-00-529-4177	2014-03-66	2	DIBBS
4820-00-529-4177	2014-02-51	2	DIBBS
4820-00-529-4177	2013-12-343	2	DIBBS
4820-00-529-4177	2013-12-336	2	DIBBS
4820-00-529-4177	2013-11-321	2	DIBBS
4820-00-529-4177	2013-09-252	2	DIBBS
4820-00-529-4177	2013-06-156	2	DIBBS

Cross Reference | NSN 4820-00-529-4177

Part Number	Cage Code	Manufacturer
10-847	82918	THE BOEING COMPANY DBA BOEING
116B100-1	78385	MEGGITT (TROY), INC. DIV MEGGITT PLC
MC1603-2801	76050	EATON AEROSPACE LLC M C AEROSPACE DIV

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Related Products | NSN 4820-00-529-4177

4820-00-529-4180, 4820-00-529-4181, 4820-00-529-4189, 4820-00-529-4198, 4820-00-529-4206

Technical Data | NSN 4820-00-529-4177

Characteristic	Specifications
MATERIAL	ALUMINUM ALLOY BODY ALUMINUM ALLOY AND STEEL CORROSION RESISTING FLOW CONTROL DEVICE ALUMINUM ALLOY SEAT
SURFACE TREATMENT	ANODIZE
STYLE DESIGNATOR	C5 STRAIGHT THRU W/BAFFLE
MEDIA FOR WHICH DESIGNED	AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CONNECTION TYPE	THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE	G42 FLARED 1ST END
SEAT ANGLE	37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES 1ST END
THREAD SERIES DESIGNATOR	UNF 1ST END
NOMINAL THREAD SIZE	0.437 INCHES 1ST END
THREAD QUANTITY PER INCH	20 1ST END
THREAD CLASS	3A 1ST END
THREAD DIRECTION	RIGHT-HAND 1ST END
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	INTEGRAL
DISK LOADING METHOD	SPRING
OPENING PRESSURE SETTING	2800.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED	VALVE STEM LOCK SHIELD AND BONNET PACKING

Restrictions/Controls & Freight Information | NSN 4820-00-529-4177

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:	B	Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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	P	77.5
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
Air Special Handling	Z	No special handling required.
Special Handling Code	Z	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 4820-00-529-4177

Air Force

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.
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
Price Validation	V	The current standard price has been validated. The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range. The item was procured under open competition and under the competitive arena the price is considered fair and reasonable. ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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	P	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