MIT HOLDINGS LLC

Rubber Product Manufacturing for Mechanical Use

This includes establishments primarily engaged in manufacturing rubber goods (except tubing) for mechanical applications, using the processes of molding, extruding or lathe-cutting. Products of this industry are generally parts for motor vehicles, machinery, and equipment.

Machine Shops

This category includes establishments known as machine shops primarily engaged in machining metal and plastic parts and parts of other composite materials on a job or order basis. Generally machine shop jobs are low volume using machine tools, such as lathes (including computer numerically controlled); automatic screw machines; and machines for boring, grinding, milling, and additive manufacturing.

All Other Miscellaneous Fabricated Metal Product Manufacturing

This includes establishments primarily engaged in manufacturing fabricated metal products (except forgings and stampings, cutlery and handtools, architectural and structural metals, boilers, tanks, shipping containers, hardware, spring and wire products, machine shop products, turned products, screws, nuts and bolts, metal valves, ball and roller bearings, ammunition, small arms and other ordnances and accessories, and fabricated pipes and pipe fittings).

Illustrative Examples:

Foil containers (except bags) manufacturing
Industrial pattern manufacturing
Metal hair curlers manufacturing
Metal ironing boards manufacturing
Metal pallets manufacturing
Metal pipe hangers and supports manufacturing
Metal safes manufacturing
Metal vaults (except burial) manufacturing
Permanent metallic magnets manufacturing
Portable metal ladders manufacturing
Sanitary ware (e.g., bathtubs, lavatories, sinks), metal and enameled metal, manufacturing
Steel wool manufacturing

Industrial Mold Manufacturing

This includes establishments primarily engaged in manufacturing industrial molds for casting metals or forming other materials, such as plastics, glass, or rubber.

Motor Vehicle Gasoline Engine and Engine Parts Manufacturing

Establishments in this category are primarly engaged in (1) manufacturing and/or rebuilding motor vehicle gasoline engines and engine parts and/or (2) manufacturing and/or rebuilding carburetors, pistons, piston rings, and engine valves, whether or not for vehicular use.

Illustrative Examples:

Carburetors, all types, manufacturing
Crankshaft assemblies, automotive and truck gasoline engine, manufacturing
Cylinder heads, automotive and truck gasoline engine, manufacturing
Fuel injection systems and parts, automotive and truck gasoline engine, manufacturing
Gasoline engines for hybrid automotive vehicles manufacturing
Pistons and piston rings manufacturing
Manifolds (i.e., intake and exhaust), automotive and truck gasoline engine, manufacturing
Pumps (e.g., fuel, oil, water), mechanical, automotive and truck gasoline engine (except power steering), manufacturing
Timing gears and chains, automotive and truck gasoline engine, manufacturing
Valves, engine, intake and exhaust, manufacturing

Aircraft Engine and Engine Parts Manufacturing

This includes establishments primarily engaged in one or more of the following: (1) manufacturing aircraft engines and engine parts; (2) developing and making prototypes of aircraft engines and engine parts; (3) aircraft propulsion system conversion (i.e., major modifications to systems); and (4) aircraft propulsion systems overhaul and rebuilding (i.e., periodic restoration of aircraft propulsion system to original design specifications).

Other Aircraft Parts and Auxiliary Equipment Manufacturing

This includes establishments primarily engaged in (1) manufacturing aircraft parts or auxiliary equipment (except engines and aircraft fluid power subassemblies) and/or (2) developing and making prototypes of aircraft parts and auxiliary equipment. Auxiliary equipment includes such items as crop dusting apparatus, armament racks, inflight refueling equipment, and external fuel tanks.

Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing

This includes establishments primarily engaged in (1) manufacturing guided missile and/or space vehicle propulsion units and propulsion unit parts and/or (2) developing and making prototypes of guided missile and space vehicle propulsion units and propulsion unit parts.