Product Details | FLUE DAMPER

4520-01-227-3050 A cast iron or sheet metal plate designed to be installed in a boiler, heater, stove, or furnace flue pipe to control the draft, and/or in an air duct to control the passage of air. Excludes VALVE, BUTTERFLY.

Part Alternates: DWG NR 17691, DWGNR17691, 17691, 17691VM, 4520-01-227-3050, 01-227-3050, 4520012273050, 012273050

Plumbing, Heating, and Waste Disposal Equipment | Space and Water Heating Equipment

Supply Group (FSG) NSN Assign. NIIN
45 01 MAR 1986 01-227-3050

Demand History | NSN 4520-01-227-3050

Part Number Request Date QTY Origin
17691 2024-10-289 5 US

Cross Reference | NSN 4520-01-227-3050

Part Number Cage Code Manufacturer
17691 52249 MESTEK, INC. DBA AMERICAN WARMING & VENTILATING
17691VM 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
DWG NR 17691 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT

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Technical Data | NSN 4520-01-227-3050

Characteristic Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION
OVERALL WIDTH 20.000 INCHES NOMINAL
SHAPE RECTANGULAR

Restrictions/Controls & Freight Information | NSN 4520-01-227-3050

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.
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 025600 BOILER PTS FLUES R TUBES
Less than car load rating U 50
Less than truck load rating U 50.0
Water commodity Code 72E 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 E Engineer supplies, other than those listed under code B.
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 4520-01-227-3050

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material ContentY Non-Magnetic (must remain free of strong magnetic field)
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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