Product Details | VENT VALVE

4820-01-346-4025 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: M4 5 INCH , M-4 5 INCH, M45INCH, W000991405006, W000991405-006, M4, M-4, 4820-01-346-4025, 01-346-4025, 4820013464025, 013464025

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 OCT 1991 01-346-4025

Demand History | NSN 4820-01-346-4025

Part Number Request Date QTY Origin
M4 5 INCH 2023-04-99 5 DIBBS
M4 5 INCH 2022-12-342 5 DIBBS
M4 5 INCH 2022-04-118 1 DIBBS
M4 5 INCH 2022-03-90 1 DIBBS
M4 5 INCH 2022-03-60 1 DIBBS
M4 5 INCH 2021-09-266 1 DIBBS
4820-01-346-4025 2018-08-228 3 DIBBS
4820-01-346-4025 2018-07-200 3 DIBBS
4820-01-346-4025 2016-09-251 7 DIBBS
4820-01-346-4025 2015-12-352 9 DIBBS
4820-01-346-4025 2015-12-340 9 DIBBS
4820-01-346-4025 2015-10-292 7 DIBBS
4820-01-346-4025 2015-10-281 7 DIBBS
4820-01-346-4025 2014-11-315 7 DIBBS
4820-01-346-4025 2012-06-164 16 DIBBS
4820-01-346-4025 2012-03-80 22 DIBBS
4820-01-346-4025 2009-01-25 8 DIBBS

Cross Reference | NSN 4820-01-346-4025

Part Number Cage Code Manufacturer
M-4 09427 WAUKESHA FOUNDRY, INC.
M4 5 INCH R2394 PRES-VAC ENGINEERING LTD. A/S
W000991405-006 07332 WAUKESHA BEARINGS CORPORATION

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Technical Data | NSN 4820-01-346-4025

Characteristic Specifications
SPECIAL FEATURES VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-346-4025

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 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 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 4820-01-346-4025

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 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