Product Details | VENT VALVE

4820-01-600-8923 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: 2503020012, 2503020-01-2, 301314 ASSY 503020-01-2, 301314ASSY503020012, 503020-01-2, 4820-01-600-8923, 01-600-8923, 4820016008923, 016008923, 503020012

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 DEC 2011 01-600-8923

Demand History | NSN 4820-01-600-8923

Part Number Request Date QTY Origin
503020-01-2 2014-12-354 1
4820-01-600-8923 2014-12-353 1 NECO

Cross Reference | NSN 4820-01-600-8923

Part Number Cage Code Manufacturer
2503020-01-2 98302 PETERSEN TOOL AND DIE WORKS INC
301314 ASSY 503020-01-2 98032 TRI-TEC MANUFACTURING, LLC
503020-01-2 56349 TRI-TEC MANUFACTURING, LLC
503020-01-2 98032 TRI-TEC MANUFACTURING, LLC

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Technical Data | NSN 4820-01-600-8923

Characteristic Specifications
SPECIAL FEATURES ROUND CLOSURE;BRONZE MANUAL GEAR BOX; RH WORMGEAR CONSTRUCTION;;OPERATO R IS MOUNTED IN THE AFT ORIENTATION; SPECIFIC LUGS ON FLANGE ARE TAPPED, OTHERS ARE DRILLED FOR CLEARANCE; ENGINEERING CONTACT RCORDRAY@TRITECMFG.COM
MATERIAL STEEL COMP 316 BODY
VALVE SIZE 3.0 INCHES

Restrictions/Controls & Freight Information | NSN 4820-01-600-8923

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 4820-01-600-8923

Category Code Description
Cognizance Codes7HDepot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative