Product Details | STOP-CHECK VALVE

4820-00-431-6327 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: C4221B2, C422-1-B2, C422-1-B2/C422-1-B/882039422, C4221B2C4221B882039422, DC20119, DC-20119NOREV/882039425, DC20119NOREV882039425, DC20119PL20119, DC20119-PL20119, MILV22094, MIL-V-22094, W03-3084B-02TS 1-2IN SWLDGC0NN, W03-3084B-02TS 33311-30REV G, W033084B02TS/33311-30G/882039244, W033084B02TS12INSWLDGC0NN, W033084B02TS3331130G882039244, W033084B02TS3331130REVG, 33311-30 REV G, 3331130REVG, 8156101, 81561-01, 81561-01- 1-2IN, 81561-01-1/2, 81561-01-1/2INCID882039255, 815610112IN, 815610112INCID882039255, 4820-00-431-6327, 00-431-6327, 4820004316327, 004316327, 815610112

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 MAY 1971 00-431-6327

Drawings & Photos | NSN 4820-00-431-6327


Cross Reference | NSN 4820-00-431-6327

Part Number Cage Code Manufacturer
33311-30 REV G 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
81561-01 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
81561-01- 1-2IN 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
81561-01-1/2 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
81561-01-1/2INCID882039255 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
C422-1-B2 11859 HUNT VALVE COMPANY, INC. DBA WAECO VALVE DIVISION
C422-1-B2/C422-1-B/882039422 11859 HUNT VALVE COMPANY, INC. DBA WAECO VALVE DIVISION
DC-20119NOREV/882039425 72219 CONBRACO INDUSTRIES INC
DC20119 72219 CONBRACO INDUSTRIES INC
DC20119-PL20119 72219 CONBRACO INDUSTRIES INC
MIL-V-22094 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
W03-3084B-02TS 1-2IN SWLDGC0NN 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
W03-3084B-02TS 33311-30REV G 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
W033084B02TS/33311-30G/882039244 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION

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Technical Data | NSN 4820-00-431-6327

Characteristic Specifications
MATERIAL STEEL BODY STEEL FLOW CONTROL DEVICE STEEL SEAT STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A105, GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY MIL-R-17131,MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE MIL-R-17131,MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR E1 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM 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 MANUAL
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B20B SOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL
BONNET TYPE OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD BOLTED
FEATURES PROVIDED BONNET PACKING
SPECIAL FEATURES VALVE SIZE 0.500 IN.
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-22094

Restrictions/Controls & Freight Information | NSN 4820-00-431-6327

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:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 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 4820-00-431-6327

Category Code Description
Cognizance Codes3HNAVICP MECH managed Field Level Repairables
Naval Inventory Control Point, Mechanicsburg
Issue Repair, or RequisitionBLSubmit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each