NSN 4820-00-436-7604 285601, 00-436-7604, 004367604

Product Details | VALVE SEAT

4820-00-436-7604 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 285601, 4820-00-436-7604, 00-436-7604, 4820004367604, 004367604

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	27 AUG 1969	00-436-7604	22113 ( SEAT, VALVE )

Drawings & Photos | NSN 4820-00-436-7604

Part Number	Request Date	QTY	Origin
4820-00-436-7604	2017-01-09	15	DIBBS
4820-00-436-7604	2016-10-286	15	DIBBS
4820-00-436-7604	2013-05-133	3	DIBBS
4820-00-436-7604	2013-05-125	3	DIBBS
4820-00-436-7604	2013-03-78	8	DIBBS

Cross Reference | NSN 4820-00-436-7604

Part Number	Cage Code	Manufacturer
285601	62983	EATON AEROSPACE LLC

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Related Products | NSN 4820-00-436-7604

4820-00-436-7670, 4820-00-436-7754, 4820-00-436-7868, 4820-00-436-7884, 4820-00-437-0022

Technical Data | NSN 4820-00-436-7604

Characteristic	Specifications
STYLE DESIGNATOR	B7 PLAIN FLANGED
FLANGE DIAMETER	0.538 INCHES NOMINAL
BODY OUTSIDE DIAMETER	0.500 INCHES NOMINAL
BODY INSIDE DIAMETER	0.375 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT	0.296 INCHES NOMINAL
UNDER FLANGE HEIGHT	0.204 INCHES NOMINAL
MATERIAL	STEEL OVERALL
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM BODY 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM FACE
SEATING SURFACE SHAPE	ANGULAR
SEAT ANGLE IN DEG	60.000 NOMINAL
SPECIAL FEATURES	DRILL .062 IN. HOLE .250 IN DEEP ON BODY,DRILL .062 IN. HOLE .422 IN. DEEP ON FACE,.187 DIA HOLE .312 DEEP

Restrictions/Controls & Freight Information | NSN 4820-00-436-7604

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	051080	FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	576	unknown
Originating Activity Code	SE	San Antonio Air Logistics Center Kelly AFB, TX 78241-5000
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 4820-00-436-7604

Category	Code	Description
Materiel Category and Inventory Manager	J	Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
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