Product Details | VENT VALVE

4820-01-542-2801 A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see VALVE (1), SAFETY RELIEF.

Part Alternates: 51750WSG, 5-1750WSG, 4820-01-542-2801, 01-542-2801, 4820015422801, 015422801

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 27 JUL 2006 01-542-2801

Drawings & Photos | NSN 4820-01-542-2801


Cross Reference | NSN 4820-01-542-2801

Part Number Cage Code Manufacturer
5-1750WSG 79128 ROBERT H. WAGER COMPANY, INC.

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Technical Data | NSN 4820-01-542-2801

Characteristic Specifications
MATERIAL STEEL BODY COPPER FLOW CONTROL DEVICE STEEL CORROSION RESISTING SEAT
MATERIAL DOCUMENT AND CLASSIFICATION 1020 GALVANIZED STEEL MFR REF SINGLE MATERIAL RESPONSE BODY COPPER MFR REF SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE SEAT
SURFACE TREATMENT ZINC
STYLE DESIGNATOR A1 STRAIGHT THRU
CONNECTION TYPE BUTT WELD PIPE 1ST END
NOMINAL PIPE SIZE ACCOMMODATED 5.000 INCHES 1ST END
SPECIAL FEATURES VALVE HAS 1 FLAME SCREEN, 1 PROTECTIVE SCREEN AND A HINGED COVER THAT CAN BE LOCKED OPEN OR CLOSED WITH A TOGGLE BOLT; THE FLOW CONTROL IS A HALF FLOAT; STAINLESS STEEL SEAT IS MACHINED RADIUS FOR A POSITIVE SEAL
III PART NAME ASSIGNED BY CONTROLLING AGENCY CONTA INVERTED VENT CHECK VALVE INER,ELECTRIC/ELECTRONIC EQUIPMENT

Restrictions/Controls & Freight Information | NSN 4820-01-542-2801

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.
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 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 HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-542-2801

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each