Product Details | FLUE DAMPER

4520-01-273-9302 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: SMC-201-77 ITEM 8, SMC-201-77-75X36 IN, SMC2017775X36IN, SMC20177ITEM8, 4520-01-273-9302, 01-273-9302, 4520012739302, 012739302

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

Supply Group (FSG) NSN Assign. NIIN
45 03 MAR 1988 01-273-9302

Cross Reference | NSN 4520-01-273-9302

Part Number Cage Code Manufacturer
SMC-201-77 ITEM 8 53146 SPIRAL METALS CORPORATION OF BATON ROUGE
SMC-201-77-75X36 IN 53146 SPIRAL METALS CORPORATION OF BATON ROUGE

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Technical Data | NSN 4520-01-273-9302

Characteristic Specifications
OVERALL WIDTH 75.000 INCHES NOMINAL
OVERALL THICKNESS 6.000 INCHES NOMINAL
OVERALL HEIGHT 36.000 INCHES NOMINAL
MATERIAL STEEL
SURFACE TREATMENT ZINC
SHAPE RECTANGULAR
SHEET METAL GAGE SIZE 10

Restrictions/Controls & Freight Information | NSN 4520-01-273-9302

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 055742 DAMPER/LOUVER/SHUTTER NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 72E 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 4520-01-273-9302

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 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