Product Details | LIQUID SIGHT INDICATOR

6680-00-684-1657 An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes INDICATOR, LIQUID QUANTITY and INDICATOR, RATE OF FLOW.

Part Alternates: 5038799, 503879-9, 5068820, 50688-20, 6680-00-684-1657, 00-684-1657, 6680006841657, 006841657

Instruments and Laboratory Equipment | Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-684-1657

Drawings & Photos | NSN 6680-00-684-1657


Cross Reference | NSN 6680-00-684-1657

Part Number Cage Code Manufacturer
503879-9 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
50688-20 21439 ENGINEERED ARRESTING SYSTEMS CORPORATION

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Technical Data | NSN 6680-00-684-1657

Characteristic Specifications
MATERIAL COPPER ALLOY
STYLE DESIGNATOR D26 GAGE VALVE
DISTANCE BETWEEN MOUNTING FACILITY CENTERS ANY ACCEPTABLE
SIGHT HEIGHT 24.000 INCHES NOMINAL
SIGHT DIAMETER 0.750 INCHES NOMINAL
GUARD ROD QUANTITY 4
MEDIA FOR WHICH DESIGNED OIL
END CONNECTION TYPE THREADED INTERNAL, INVERTED FLARE BOTH ENDS
NOMINAL PIPE SIZE FOR WHICH DESIGNED 0.750 INCHES BOTH ENDS
THREAD SERIES DESIGNATOR NPT BOTH ENDS
NOMINAL THREAD SIZE 0.750 INCHES BOTH ENDS
THREAD QUANTITY PER INCH 14 BOTH ENDS
THREAD DIRECTION RIGHT-HAND BOTH ENDS
MANUFACTURERS CODE 21439
DESIGN CONTROL REFERENCE 50688-20

Restrictions/Controls & Freight Information | NSN 6680-00-684-1657

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 121570 GAGES AIR LIQUID LEVEL PRESSURE
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 652 unknown
Originating Activity Code XX
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 6680-00-684-1657

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9GDefense Supply Center Richmond
Richmond, VA 23297
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