Product Details | CHECK VALVE

4820-00-482-8906 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: MILW509-1/4, MILW50914, 1385721REVC, 424WS14BRZ, 424WS1-4BRZ, 426WS14BRZ, 426WS1-4BRZ, 4DP-2041-A PIEC, 4DP2041APIEC, 618424, 6184-24, 64DP-2041-A PIECE 32 1/4IN, 64DP2041APIECE3214IN, 8031385721, 803-1385721, 803138572112, 803-1385721-12 , 8101385721, 810-1385721, 810-1385721 1/4IN, 810138572114IN, 8101385721REVH, 810-1385721REVH, 4820-00-482-8906, 00-482-8906, 4820004828906, 004828906

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 FEB 1971 00-482-8906

Drawings & Photos | NSN 4820-00-482-8906


Demand History | NSN 4820-00-482-8906

Part Number Request Date QTY Origin
4820-00-482-8906 2020-03-91 47 DIBBS
4820-00-482-8906 2020-03-79 47 DIBBS
4820-00-482-8906 2019-09-262 19 DIBBS
4820-00-482-8906 2019-09-251 19 DIBBS
4820-00-482-8906 2016-11-319 32 DIBBS
4820-00-482-8906 2016-11-308 32 DIBBS
4820-00-482-8906 2015-11-310 24 DIBBS
4820-00-482-8906 2015-10-286 24 DIBBS
4820-00-482-8906 2015-08-235 16 DIBBS
8031385721 2010-09-257 1 US
4820-00-482-8906 2009-04-92 5 DIBBS
4820-00-482-8906 2009-04-92 15 DIBBS
4820-00-482-8906 2008-12-338 6 DIBBS

Cross Reference | NSN 4820-00-482-8906

Part Number Cage Code Manufacturer
1385721REVC 80064 NAVAL SHIP SYSTEMS COMMAND
424WS1-4BRZ 63686 THE WALWORTH COMPANY
426WS1-4BRZ 63686 THE WALWORTH COMPANY
4DP-2041-A PIEC 63686 THE WALWORTH COMPANY
6184-24 01496 AIR DRY CO OF AMERICA, LLC DIV ESTERLINE
64DP-2041-A PIECE 32 1/4IN 66368 ENERGY CONVERTORS INC
803-1385721 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385721-12 80064 NAVAL SHIP SYSTEMS COMMAND
810-1385721 53711 NAVAL SEA SYSTEMS COMMAND
810-1385721 80064 NAVAL SHIP SYSTEMS COMMAND
810-1385721 1/4IN 53711 NAVAL SEA SYSTEMS COMMAND
810-1385721 1/4IN 80064 NAVAL SHIP SYSTEMS COMMAND
810-1385721REVH 80064 NAVAL SHIP SYSTEMS COMMAND
MILW509-1/4 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND

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Technical Data | NSN 4820-00-482-8906

Characteristic Specifications
MATERIAL COPPER ALLOY 922 BODY NICKEL ALLOY R-405 FLOW CONTROL DEVICE COPPER ALLOY 922 SEAT
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR A2 STRAIGHT THRU
VALVE SIZE 0.250 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM 1ST RESPONSE WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH 1ST RESPONSE 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP 425.0 DEG FAHRENHEIT 1ST RESPONSE 150.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B30B SOCKET W/BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
TEST DATA DOCUMENT 81349-MIL-S-901 SPECIFICATION

Restrictions/Controls & Freight Information | NSN 4820-00-482-8906

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 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 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 4820-00-482-8906

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
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