NSN 4820-01-175-6356 C9684, C96841, C9684-1

Product Details | CHECK VALVE

4820-01-175-6356 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: C9684, C96841, C9684-1, 6C220, 4820-01-175-6356, 01-175-6356, 4820011756356, 011756356

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	03 APR 1984	01-175-6356	05487 ( VALVE, CHECK )

Drawings & Photos | NSN 4820-01-175-6356

Part Number	Request Date	QTY	Origin
6C220	2025-03-83	76	DIBBS
C9684-1	2025-03-83	76	DIBBS
6C220	2025-03-72	76	DIBBS
C9684-1	2025-03-72	76	DIBBS
4820-01-175-6356	2024-08-234	1	United States
4820-01-175-6356	2024-08-225	1	United States
6C220	2023-11-331	57	DIBBS
C9684-1	2023-11-331	57	DIBBS
6C220	2023-11-320	57	DIBBS
C9684-1	2023-11-320	57	DIBBS
4820-01-175-6356	2022-11-325	1	Taiwan
6C220	2022-03-76	35	DIBBS
C9684-1	2022-03-76	35	DIBBS
6C220	2019-09-246	92	DIBBS
C9684-1	2019-09-246	92	DIBBS
6C220	2019-08-234	92	DIBBS
C9684-1	2019-08-234	92	DIBBS
6C220	2019-04-112	92	DIBBS
C9684-1	2019-04-112	92	DIBBS
6C220	2019-04-101	92	DIBBS
C9684-1	2019-04-101	92	DIBBS
4820-01-175-6356	2018-09-263	40	DIBBS
4820-01-175-6356	2018-06-158	36	DIBBS
4820-01-175-6356	2017-07-200	40	DIBBS
4820-01-175-6356	2017-06-180	41	DIBBS
4820-01-175-6356	2017-02-53	6	MANUAL
C9684-1	2017-02-53	6
4820-01-175-6356	2016-08-234	36	DIBBS
4820-01-175-6356	2016-04-108	25	DIBBS
4820-01-175-6356	2014-06-152	53	DIBBS
4820-01-175-6356	2014-03-80	60	DIBBS
4820-01-175-6356	2014-03-65	60	DIBBS
4820-01-175-6356	2014-01-30	22	DIBBS
4820-01-175-6356	2013-05-136	42	DIBBS
4820-01-175-6356	2013-04-112	23	DIBBS
4820-01-175-6356	2012-07-207	25	DIBBS
4820-01-175-6356	2012-01-27	7	DIBBS
4820-01-175-6356	2011-11-327	5	DIBBS
4820-01-175-6356	2011-11-307	6	DIBBS
4820-01-175-6356	2011-10-290	10	DIBBS
4820-01-175-6356	2011-08-213	25	DIBBS
4820-01-175-6356	2011-06-155	23	DIBBS

Cross Reference | NSN 4820-01-175-6356

Part Number	Cage Code	Manufacturer
6C220	82829	ALLEN AIRCRAFT PRODUCTS INC
C9684	81755	LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
C9684-1	81755	LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Related Products | NSN 4820-01-175-6356

4820-01-175-6357, 4820-01-175-6358, 4820-01-175-6359, 4820-01-175-6404, 4820-01-175-6419

Technical Data | NSN 4820-01-175-6356

Characteristic	Specifications
MATERIAL	ALUMINUM ALLOY BODY
STYLE DESIGNATOR	A6 STRAIGHT THRU
FLOW CONTROL DEVICE	DISK
MEDIA FOR WHICH DESIGNED	AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	450.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD	AUTOMATIC
CONNECTION TYPE	THREADED EXTERNAL BOSS ALL ENDS
CONNECTION STYLE	B43 EXTERNAL SEAT FOR GASKET SEAL ALL ENDS
SEAT ANGLE	37.0 DEGREES 1ST END 37.0 DEGREES 2ND END
THREAD SERIES DESIGNATOR	UNJ ALL ENDS
NOMINAL THREAD SIZE	0.562 INCHES 1ST END 0.438 INCHES 2ND END
THREAD QUANTITY PER INCH	18 1ST END 20 2ND END
THREAD CLASS	3A ALL ENDS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
MOUNTING POSITION	HORIZONTAL OR VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-175-6356

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	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	AX	Defense Supply Center Columbus Columbus, OH 43216-5000
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 4820-01-175-6356

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