Product Details | FLUID VALVE STEM

4820-01-383-5178 An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes STEM, FAUCET; and STEM, NEEDLE VALVE.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 803-1385789 PIECE 8 SIZE 2, 803-1385789 PIECE 8-2.3125, 8031385789PIECE823125, 8031385789PIECE8SIZE2, 803-1385789TYA 2IN SH 7 PC NO 8 , 803-1385789TYA-2IN PC NO 8 , 8031385789TYA2INPCNO8, 8031385789TYA2INSH7PCNO8, 803-1385789TYB-2IN PIECE 8, 8031385789TYB2INPIECE8, 803138789TYB2, 803-138789TYB-2, 1385789, 380207, 4820-01-383-5178, 01-383-5178, 4820013835178, 013835178

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 NOV 1993 01-383-5178

Demand History | NSN 4820-01-383-5178

Part Number Request Date QTY Origin
4820-01-383-5178 2025-10-287 1141 DIBBS
4820-01-383-5178 2025-08-223 42 DIBBS
4820-01-383-5178 2025-07-212 42 DIBBS
4820-01-383-5178 2022-03-89 758 DIBBS
4820-01-383-5178 2022-03-76 596 DIBBS
4820-01-383-5178 2021-12-354 162 DIBBS
4820-01-383-5178 2014-05-126 333 DIBBS
4820-01-383-5178 2014-04-100 255 DIBBS
4820-01-383-5178 2014-03-72 330 DIBBS
4820-01-383-5178 2013-09-252 69 DIBBS
4820-01-383-5178 2013-07-206 76 DIBBS
4820-01-383-5178 2012-09-263 88 DIBBS
4820-01-383-5178 2012-09-263 33 DIBBS
4820-01-383-5178 2010-11-327 81 DIBBS
4820-01-383-5178 2010-09-250 106 DIBBS
4820-01-383-5178 2010-06-152 10 DIBBS
4820-01-383-5178 2010-05-127 107 DIBBS
4820-01-383-5178 2010-04-99 147 DIBBS
4820-01-383-5178 2010-02-47 71 DIBBS
4820-01-383-5178 2010-02-36 100 DIBBS
4820-01-383-5178 2010-01-12 56 DIBBS
4820-01-383-5178 2009-11-316 10 DIBBS
4820-01-383-5178 2009-10-296 97 DIBBS
4820-01-383-5178 2009-10-288 98 DIBBS
4820-01-383-5178 2009-09-268 3 DIBBS
4820-01-383-5178 2009-09-254 4 DIBBS
4820-01-383-5178 2009-09-244 23 DIBBS

Cross Reference | NSN 4820-01-383-5178

Part Number Cage Code Manufacturer
1385789 80064 NAVAL SHIP SYSTEMS COMMAND
380207 91319 LOEFFLER CORPORATION
803-1385789 PIECE 8 SIZE 2 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385789 PIECE 8-2.3125 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385789TYA 2IN SH 7 PC NO 8 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385789TYA-2IN PC NO 8 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385789TYB-2IN PIECE 8 80064 NAVAL SHIP SYSTEMS COMMAND
803-138789TYB-2 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-383-5178

Characteristic Specifications
MATERIAL NICKEL ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
VALVE TYPE FOR WHICH DESIGNED GATE
VALVE SIZE FOR WHICH DESIGNED 2.000 INCHES
LARGEST OUTSIDE DIAMETER 1.250 INCHES NOMINAL
OVERALL LENGTH 2.375 INCHES NOMINAL
STEM ACTUATING END TYPE SOCKET
FEATURES PROVIDED THREADED
SPECIAL FEATURES THREADS 1-6 ACME-3G; 7/16 SQ X 3/8 DEEP ACTUATING SOCKET

Restrictions/Controls & Freight Information | NSN 4820-01-383-5178

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 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 4820-01-383-5178

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each