Product Details | BUTTERFLY VALVE

4820-01-255-9536 A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: MILV24624, MIL-V-24624, 4820-01-255-9536, 01-255-9536, 4820012559536, 012559536

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 30 MAY 1987 01-255-9536

Demand History | NSN 4820-01-255-9536

Part Number Request Date QTY Origin
MILV24624 2025-03-80 1 United States
MILV24624 2025-03-80 16 United States
4820-01-255-9536 2024-03-67 1 DIBBS
MILV24624 2020-02-51 68
4820-01-255-9536 2018-06-174 192 NECO
4820-01-255-9536 2018-04-94 140 NECO
4820-01-255-9536 2018-03-65 140 NECO
4820-01-255-9536 2017-06-175 21 NECO
MIL-V-24624 2017-01-31 1
MIL-V-24624 2016-10-288 1
4820-01-255-9536 2016-05-124 21 NECO
4820-01-255-9536 2015-12-363 21 NECO
MIL-V-24624 2015-03-86 2
MIL-V-24624 2014-11-308 79
4820-01-255-9536 2014-10-288 12 NECO
4820-01-255-9536 2012-10-297 68 NECO
4820-01-255-9536 2011-06-157 68 NECO
4820-01-255-9536 2011-06-153 30 NECO
4820-01-255-9536 2011-03-87 31 NECO
4820-01-255-9536 2011-03-76 16 NECO

Cross Reference | NSN 4820-01-255-9536

Part Number Cage Code Manufacturer
MIL-V-24624 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 4820-01-255-9536

Characteristic Specifications
VALVE SIZE 2.500 INCHES
MAXIMUM OPERATING PRESSURE 285.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
SPECIAL FEATURES ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS
NONDEFINITIVE SPEC/STD DATA 3 TYPE OR A STYLE
DEPARTURE FROM CITED DOCUMENT WITH GEAR OPERATOR
CRITICALITY CODE JUSTIFICATION FEAT
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-24624

Restrictions/Controls & Freight Information | NSN 4820-01-255-9536

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) 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 P 77.5
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 4820-01-255-9536

Category Code Description
Cognizance Codes3HNAVICP MECH managed Field Level Repairables
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 OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesWRESTRICTED REQUISITIONING-SPECIAL INSTRUCTIONS APPLY (NON-STOCKED ITEMS) Indicates stock number has been assigned to a generic item for use in bid invitations, allowance lists, etc., against which no stocks are ever recorded. Requisitions will be submitted only in accordance with IMM/Service requisitioning procedures. (This code will be used, when applicable, in conjunction with Phrase Code S (Stock as NSN(s)). It is considered applicable for use when a procurement source(s) becomes available. The Phrase Code S and the applicable stock as? NSN(s) will then be applied for use in stock, store and issue actions.)
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each