2815-21-004-9520

4235-01-519-2189 4235015192189 015192189 is a collection of items used to remove or contain spills of various environmentally unfriendly substances.

5998-37-519-2189 5998375192189 375192189 is a grouping of two or more physically connected or related electrical an/or electronic parts capable of dissassemblage. each component of the assemblage must be capable of functioning in accordance with its own item name. consists of a single printed circuit board or terminal board upon which are mounted separately manufactured electronic components such as capacitors, inductors, resistors, and the like. it may also include printed electronic components. the item is generally part of a subassembly and cannot be assigned a more definite item name. for items having a complete individual electrical/electronic function, use applicable item name such as amplifier (as modified); power supply; or the like. for items not having a complete individual electrical/electronic function, see applicable subassembly name, such as amplifier subassembly; power supply subassembly; or the like. for an assembly of electrical/electronic components mounted on other than a single printed wiring board, see electronic components assembly. excludes printed circuit boar

5961-14-519-2189 5961145192189 145192189 is a two electrode semiconductor device having an asymmetrical voltage - current characteristic. may or may not include mounting hardware and/or heatsink. excludes light emitting diode and semiconductor device,photo. for items containing material such as selenium and copper oxide, see recifier, metallic.

6130-00-519-2189 6130005192189 005192189

5330-99-519-2189 5330995192189 995192189 is a deformable material which prevents the passage of matter through the joint formed when two faces are joined. it may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. it may be made to any predetermined dimension and shape. excludes flat disks, items made of felt material and items having joints. for round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. excludes disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.