Product Details | CHECK VALVE

4820-01-049-0090 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: W083035B02TS, W08-3035B-02TS, 33352, 4820-01-049-0090, 01-049-0090, 4820010490090, 010490090

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 OCT 1977 01-049-0090

Drawings & Photos | NSN 4820-01-049-0090


Cross Reference | NSN 4820-01-049-0090

Part Number Cage Code Manufacturer
33352 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
W08-3035B-02TS 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION

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Technical Data | NSN 4820-01-049-0090

Characteristic Specifications
MATERIAL STEEL BODY STEEL COMP 416 FLOW CONTROL DEVICE STEEL SEAT
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY FED STD 66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR E7A ANGLE FLANGED ENDS
VALVE SIZE 2.000 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 4.500 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 7.250 INCHES
FLOW CONTROL DEVICE PISTON
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 775.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE 1ST END FLANGE 2ND END
CONNECTION STYLE B20B SOCKET 1ST END
FLANGE SHAPE ROUND WITH HOLES 2ND END
NOMINAL OUTSIDE DIAMETER 8.500 INCHES 2ND END
NOMINAL THICKNESS 1.500 INCHES 2ND END
BOLT HOLE QUANTITY 8 2ND END
BOLT HOLE NOMINAL DIAMETER 1.125 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER 6.500 INCHES 2ND END
FLANGE FACE DESIGN RAISED STRAIGHT 2ND END
RAISED FACE NOMINAL HEIGHT 0.250 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER 3.625 INCHES 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 2.000 INCHES 1ST END
MOUNTING POSITION HORIZONTAL
DISK LOADING METHOD SPRING
SPECIAL FEATURES PISTON FACE AND VALVE SEAT SURFACE STELLITED

Restrictions/Controls & Freight Information | NSN 4820-01-049-0090

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:UPrecious 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 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 4820-01-049-0090

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each