Product Details | CHECK VALVE

4820-00-497-6471 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: NB01620E0800, NB01620E-0800, MILV17547, MIL-V-17547, 101158PC10/101158R-B/882036841, 101158PC10101158RB882036841, 1281002, 1281-002, 1281C002800, 1281C002-800, 4820-00-497-6471, 00-497-6471, 4820004976471, 004976471

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 02 JUL 1971 00-497-6471

Drawings & Photos | NSN 4820-00-497-6471


Demand History | NSN 4820-00-497-6471

Part Number Request Date QTY Origin
1281C002-800 2024-11-313 1 DIBBS
NB01620E-0800 2024-11-313 1 DIBBS
1281C002-800 2024-10-302 1 DIBBS
NB01620E-0800 2024-10-302 1 DIBBS
1281C002-800 2023-04-107 1 DIBBS
NB01620E-0800 2023-04-107 1 DIBBS
1281C002-800 2023-04-96 1 DIBBS
NB01620E-0800 2023-04-96 1 DIBBS

Cross Reference | NSN 4820-00-497-6471

Part Number Cage Code Manufacturer
101158PC10/101158R-B/882036841 91643 SERVICE BRASS & ALUMINUM FOUNDRY CO. INC.
1281-002 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
1281C002-800 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
MIL-V-17547 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NB01620E-0800 30263 PIMA VALVE, INC.

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Technical Data | NSN 4820-00-497-6471

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT
STYLE DESIGNATOR A3 STRAIGHT THRU
FACE TO FACE DISTANCE 19.500 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS 1ST RESPONSE WATER, SALT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 12.375 INCHES ALL ENDS
NOMINAL THICKNESS 0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY 14 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.687 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 11.062 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
SPECIAL FEATURES VALVE SIZE 8.000 IN.
NONDEFINITIVE SPEC/STD DATA A TYPE AND 1 CLASS
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-17547

Restrictions/Controls & Freight Information | NSN 4820-00-497-6471

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:UPrecious metal type is unknown
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 4820-00-497-6471

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each