Torpedo Explosive Components

Includes: Warheads; Boosters; Detonators.

Airframe Structural Components

Includes: Flight Control Surfaces, internal and external Auxiliary Fuel Tanks; Exhaust Systems, Pylons, Trim Tabs; Aircraft.

Cutting and Forming Tools for Secondary Metalworking Machinery

Mineral Construction Materials, Bulk

Includes: Asphalt; Cinders; Gravel; Lime; Sand; Rough Dimension Stone, including Rubble; Cement; Ballast.

Tile, Brick, and Block

Includes: Concrete Building Block; Cinder Block; Slag Brick; Cut Stone; Cut and Polished Stone; Ceramic Floor and Wall Tile; Architectural Terra Cotta; Concrete...

Pipe and Conduit, Nonmetallic

Includes: Concrete Pipe and Conduit; Clay Pipe and Conduit for underground use; Drain Tile; Nonmetallic Pipe Fittings for underground use.

Wallboard, Building Paper, and Thermal Insulation Materials

Includes: Paper Building Board; Ceiling Board; Gypsum Board; Insulating Board; Plasterboard; Soundproofing Board; Tar Paper; Wallpaper; Mineral Wool; Glass Wool...

Roofing and Siding Materials

Includes: Roofing (all materials), including Sheet Metal; Roofing Felt; Roll Roofing; Roofing Tile; Shingles.

Fencing, Fences, Gates and Components

Building Components, Prefabricated

Includes: Door Frames; Window Frames; Window Sashes; Eave Troughs (gutters); Gratings; Grilles, Shutters; Fixed Fire Escapes; Mounted Partitions.

Nonwood Construction Lumber and Related Materials

Includes: Nonwood Dimensional Lumber; Flooring; Special Turning and Carvings; Nonwood Veneer.

Miscellaneous Construction Materials

Includes: Expanded Metal Lath; Airplane Landing Mats; Traction Mats.

Quality Control Services: Construction and Building Materials

Equipment and Materials Testing: Construction and Building Materials

Inspection and Laboratory Services (except medical/dental): Construction and Building Materials

Includes: Includes: Commercial Testing and Laboratory Services

Other Quality Control, Testing and Inspection Services: Construction and Building Materials

Maintenance, Repair and Rebuilding of Equipment: Construction and Building Materials

Modification of Equipment: Construction and Building Materials

Technical Representation Services: Construction and Building Materials