Product Details | VENT-CHECK VALVE

4820-01-052-5766 A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. It acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. It is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.

Part Alternates: 020212530B, 244215, 24421-5, 244219, 24421-9, 3410, 3-410, 3-410-M20 ITEM, 3410M2001, 3-410-M20-01, 3410M20ITEM, 5290F, 5290F2INMODNFOPRENECTDBALL, 52-90F2INMODNFOPRENECTDBALL, 4820-01-052-5766, 01-052-5766, 4820010525766, 010525766

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 16 DEC 1977 01-052-5766

Drawings & Photos | NSN 4820-01-052-5766


Demand History | NSN 4820-01-052-5766

Part Number Request Date QTY Origin
020212531B 2023-09-271 4 DIBBS
020212531B 2023-03-68 3 DIBBS
020212531B 2022-01-09 1 DIBBS
020212531B 2020-10-294 3 DIBBS
020212531B 2020-06-170 1 DIBBS
4820-01-052-5766 2018-10-275 1 United States
4820-01-052-5766 2018-10-275 1 United States
4820-01-052-5766 2018-07-200 3 DIBBS
4820-01-052-5766 2018-04-109 3 DIBBS
4820-01-052-5766 2018-03-80 1 United States
4820-01-052-5766 2018-03-73 1 US
4820-01-052-5766 2015-05-138 9 DIBBS
4820-01-052-5766 2015-05-125 9 DIBBS
4820-01-052-5766 2012-08-222 3 DIBBS
4820-01-052-5766 2012-07-185 2 DIBBS
4820-01-052-5766 2012-05-152 4 DIBBS
4820-01-052-5766 2012-02-55 6 DIBBS
4820-01-052-5766 2009-11-322 3 DIBBS
4820-01-052-5766 2009-08-224 4 DIBBS
4820-01-052-5766 2008-11-322 2 DIBBS

Cross Reference | NSN 4820-01-052-5766

Part Number Cage Code Manufacturer
020212530B 09032 TATE ANDALE, INC.
24421-5 09032 TATE ANDALE, INC.
24421-9 09032 TATE ANDALE, INC.
3-410 09032 TATE ANDALE, INC.
3-410-M20 ITEM 09032 TATE ANDALE, INC.
3-410-M20-01 09032 TATE ANDALE, INC.
52-90F2INMODNFOPRENECTDBALL 09032 TATE ANDALE, INC.
5290F 09032 TATE ANDALE, INC.

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Technical Data | NSN 4820-01-052-5766

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR E1A STRAIGHT THRU FLANGED ENDS
VALVE SIZE 2.000 INCHES
FACE TO FACE DISTANCE 8.000 INCHES
FLOW CONTROL DEVICE BALL
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 6.000 INCHES ALL ENDS
NOMINAL THICKNESS 0.756 INCHES ALL ENDS
BOLT HOLE QUANTITY 4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.756 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 4.750 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
MOUNTING POSITION VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-052-5766

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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
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 4820-01-052-5766

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