Product Details | CHECK VALVE

4820-01-424-6205 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: SS8CBU1, SS-8C-BU-1, 91677621, 9167762-1, 2159T18CC1, 2159T1-8CC-1, 4820-01-424-6205, 01-424-6205, 4820014246205, 014246205

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 FEB 1996 01-424-6205

Drawings & Photos | NSN 4820-01-424-6205


Demand History | NSN 4820-01-424-6205

Part Number Request Date QTY Origin
2159T1-8CC-1 2022-04-97 46 DIBBS
SS-8C-BU-1 2022-04-97 46 DIBBS
2159T1-8CC-1 2021-11-319 18 DIBBS
SS-8C-BU-1 2021-11-319 18 DIBBS
4820-01-424-6205 2017-08-235 40 DIBBS
4820-01-424-6205 2014-04-96 50 DIBBS
4820-01-424-6205 2012-06-174 24 DIBBS
4820-01-424-6205 2011-12-362 8 DIBBS
4820-01-424-6205 2010-07-209 14 DIBBS
4820-01-424-6205 2009-04-106 6 DIBBS

Cross Reference | NSN 4820-01-424-6205

Part Number Cage Code Manufacturer
2159T1-8CC-1 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
9167762-1 98750 SAN ANTONIO AIR LOGISTICS CENTER
SS-8C-BU-1 02570 SWAGELOK COMPANY DBA USE CAGE CODE 3T9T9 FOR
SS-8C-BU-1 18034 NUPRO CO

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Technical Data | NSN 4820-01-424-6205

Characteristic Specifications
MATERIAL STEEL COMP 316 BODY
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED ACETYLENE 1ST RESPONSE AIR 2ND RESPONSE AMMONIA, GASEOUS 3RD RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B42 FLARED ALL ENDS
SEAT ANGLE 37.0 DEGREES ALL ENDS
THREAD SERIES DESIGNATOR UNJ ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
THREAD QUANTITY PER INCH 16 ALL ENDS
THREAD CLASS 3A ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 1.0 POUNDS PER SQUARE INCH
MINIMUM OPERATING TEMP -40.0 DEG FAHRENHEIT
END ITEM IDENTIFICATION 4120-NC-D00-7527; SUPPORT EQUIPMENT, B

Restrictions/Controls & Freight Information | NSN 4820-01-424-6205

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem 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 594 unknown
Originating Activity Code AH Defense Supply Center Columbus
Columbus, OH 43215
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 4820-01-424-6205

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each