Product Details | GATE VALVE

4820-01-577-0158 A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 1146A20U, 1146-A20U, 1146-A20U 1.25IN, 1146-A20U 114 , 1146-A20U P/N 1146-A20U 1.25IN, 1146A20U114, 1146A20U125IN, 1146A20UPN1146A20U125IN, 4820-01-577-0158, 01-577-0158, 4820015770158, 015770158

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 AUG 2009 01-577-0158

Demand History | NSN 4820-01-577-0158

Part Number Request Date QTY Origin
1146-A20U 1.25IN 2022-10-278 1 DIBBS
1146-A20U 114 2022-10-278 1 DIBBS
1146-A20U 1.25IN 2021-02-55 1 DIBBS
1146-A20U 114 2021-02-55 1 DIBBS
1146-A20U 1.25IN 2021-02-35 1 DIBBS
1146-A20U 114 2021-02-35 1 DIBBS
4820-01-577-0158 2017-10-277 1 DIBBS
4820-01-577-0158 2017-03-85 1 DIBBS
4820-01-577-0158 2017-03-85 3 DIBBS
4820-01-577-0158 2014-07-212 26 DIBBS
4820-01-577-0158 2012-10-302 10 DIBBS
4820-01-577-0158 2012-10-302 20 DIBBS
4820-01-577-0158 2012-02-49 10 DIBBS
4820-01-577-0158 2012-02-49 20 DIBBS
4820-01-577-0158 2010-11-322 3 DIBBS

Cross Reference | NSN 4820-01-577-0158

Part Number Cage Code Manufacturer
1146-A20U 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
1146-A20U 1.25IN 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
1146-A20U 114 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
1146-A20U P/N 1146-A20U 1.25IN 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND

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Technical Data | NSN 4820-01-577-0158

Characteristic Specifications
III MATERIAL NICKEL ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM B505 UNS C92200 ASSN STD SINGLE MATERIAL RESPONSE BODY
VALVE SIZE 1.250 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED 400.0 POUNDS PER SQUARE INCH AIR AND
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED 150.0 DEG FAHRENHEIT AIR AND
VALVE OPERATION METHOD MANUAL
INLET RELATIONSHIP WITH OUTLET IDENTICAL
CONNECTION TYPE SOCKET, WELD, PIPE
NOMINAL PIPE SIZE ACCOMMODATED 1.250 INCHES
STEM TYPE RISING
BONNET TYPE PACKING RETAINING
FURNISHED ITEMS AND QUANTITY 1 HANDWHEEL
III END ITEM IDENTIFICATION NEW CONSTRUCTION DDG1000
III PART NAME ASSIGNED BY CONTROLLING AGENCY GATE VALVE, BRONZE, UE

Restrictions/Controls & Freight Information | NSN 4820-01-577-0158

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 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 4820-01-577-0158

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