80GSFC20Q0003 - Rotation Category Definitions 2-13-2020.pdf

Machining Fabrication of finished piece parts in ferrous, non-ferrous, and plastic materials from engineering drawings or electronic part files with Critical Dimension Drawing. Parts may range in complexity from very simple to complex, with varying quantities.

Milling Fabrication services using conventional milling machines, standard cutting tools, and industry standard lubricants. Milling machines may be either manually or computer controlled.

Category 1 is defined as encompassing an envelope of between 0” to 20” in the X, Y, and

Z axis.

Category 2 is defined as encompassing an envelope of between 20” to 40” in the X, Y, and Z axis.

Category 3 is defined as encompassing an envelope larger than 40” in the X, Y, and Z axis.

Turning Fabrication services using conventional metal cutting lathes, standard cutting tools, and industry standard lubricants. Lathes may be either manually or computer controlled.

Category 1 is defined as encompassing a work piece length up to 30” and a diameter of up to 12”.

Category 2 is defined encompassing a work piece length larger than 30” and a diameter larger than 12”.

Ram and\or Wire Electrical Discharge Machining (EDM) Fabrication services using electrical discharge machining, either of the die sinking electrode method or traveling wire method. It is highly desirable that machines employ re-cast minimizing technologies.

Category 1 will include all foreseeable size requirements but minimum machining envelope capabilities should be 14” in X axis, 10” in Y axis and 8” in Z axis with U and V axis/ taper angle height of ± 4”, 30 degrees.

Complex Machining Fabrication of intricate, complex, and tightly toleranced parts employing multi-axis machining from engineering drawings or electronic part files. Requirements may include rare, exotic or difficult materials. Completion of intricate parts may including access to multiple secondary operations including but not limited to heat treating, electroplating, thread forming, special coatings, and non-destructive examination, such as dye penetrant inspection or ultrasonic inspection. Vendors are responsible for all certification of secondary operations and must provide said paperwork with final documentation package.

Category 1 is defined as encompassing an envelope of between 0” to 20” in the X, Y, and

Z axis.

Category 2 is defined as encompassing an envelope of between 20” to 40” in the X, Y, and Z axis.

Category 3 is defined as encompassing an envelope larger than 40” in the X, Y, and Z axis.

Beryllium Machining Beryllium or beryllium-alloy machined mechanical components from engineering drawings or electronic part files. Material forms may include, but are not limited to sheet, plate, bar, and rod.

Category 1 will include all foreseeable size requirements.

Specialty Machining

Category 1 will include all Gears and Splines.

Category 2 will be Micro machining within an envelope of 1” by 1” by 1”.

Sheet Metal Fabrication services using a variety of technologies to fabricate parts from sheet material.

These technologies may include shearing, punching, bending, rolling, and surface finishing in various materials up to and including ¼ inch thickness. Some drilling and riveting of parts may be included.

Category 1 will include processes up to 48 inches, or the size of a standard shear or break.

Category 2 will include all processes in excess of 48 inches.

Welding The vendor may be required to provide all required materials, fabricate components, and provide fitting/assembly capabilities and post welding machining of critical dimensions as required. The vendor may be requested to provide the welding process directly to parts manufactured by GSFC or one of their Subcontractors as required. The Vendor may be requested to provide NDE or other Testing/Inspection processes as required. Larger size categories may require heavy lifting equipment and or overhead crane capability.

Certified Welding Fabrication services using Tungsten Inert Gas (TIG) and Metal Inert Gas (MIG) welding, Soldering and Brazing of various Metals including Aluminum, Corrosion Resistant, Mild Steel and Alloy Steels.

Category 1 is defined as encompassing an envelope of between 0” to 40”.

Category 2 is defined as encompassing an envelope larger than 40” and may include welded assemblies.

Electron Beam Fabrication services using Electron Beam welding technologies.

Category 1 will include all foreseeable size requirements.

Coatings Electroplating and coatings. Vendors are expected to electroplate or otherwise coat government provided parts to mil specifications and other industry standards.

Titanium Finishing Coating services using a variety of technologies to apply coatings to parts fabricated from various alloys of Titanium.

Category 1 will include all foreseeable size requirements.

Electroplating Coating services using a variety of electroplating technologies to apply coatings to parts fabricated from various materials. Electroplating processes may include Iridite, Anodize with various colors, electro-polishing, nickel or gold plate. Multiple coating processes with intermediate masking may be required.

Category 1 is defined as encompassing an envelope of between 0” to 30”.

Category 2 is defined as encompassing an envelope larger than 30”.

Category 3 is defined as specialty processes including, but not limited to Gold, Black

Nickel, Black Chrome, and various processes on Magnesium and Molybdenum.

Painting and\or Silk Screening Various coating and painting to assemblies and or fabricated parts. Vendors are expected to perform painting and coating per mil specifications and other industry standards.

Vendors performing Silk screening will apply labeling, numbering or other graphic designs to fabricated parts supplied by the Government.

Category 1 will include general painting requirements.

Category 2 is application of BR127 primer including all appropriate surface preparation and processing.

Category 3 is Silk Screening.

Distribution Stocking, cataloging or quickly locating various types, forms and quantities of the specific items listed below. Vendors to provide on request all material certifications, including chemical and physical characteristics as appropriate to the material supplied. The certification package will include traceability back to the manufacturer including lot number;

heat number and expiration date if applicable. The material must be clearly marked from the original manufacturer.

Metallic Materials Metallic materials in shapes or forms will may include, but are not limited to, forgings, sheet, plate, bar, rod, tube, wire, foils, or extrusions. Vendors must also possess equipment and expertise in material cutting.

Category 1 is defined as supplying all common alloys of aerospace grade aluminum including 2000, 6000 and 7000 series alloys.

Category 2 is defined as non-magnetic metallic materials such as copper, brass, phosphor bronze and associated alloys.

Category 3 is defined as high strength and/or corrosion resistant materials including, but not limited to carbon and stainless steels, titanium, tungsten and nickel alloys.

Plastic Materials

Category 1 is defined as supplying non metallic materials including, but not limited to, G10 and other fiber reinforced plastics, FR4, Vespel, Viton, Delrin, and Ultem.

Fastener Hardware Aerospace Quality Fasteners for the development of both space flight and non spaceflight hardware. Fastener types to be supplied will include but are not limited to MS, NAS NA and other Military and Aerospace Specifications.

Category 1 will be defined as general fastener components such as nuts, bolts, screws, bonded fastener products, threaded inserts, keyed threaded inserts, rivets, tangles inserts.

Category 2 will be defined as helical wire inserts, commonly known as Helicoils. Insert materials may range from CRES, Inconel, Nitronic 60, Titanium and primarily Phosphor

Bronze.

Special Processes

Water Jet Cutting Fabrication services using machines specifically designed to cut a variety of sheet or plate materials using very high pressure streams of water augmented with abrasive additives.

Vendor should be able to routinely hold tolerances of ±0.010”

Category 1 will include all foreseeable size requirements.

Rapid Prototype Fabrication services using additive manufacturing technology for rapid prototyping using virtual designs from computer aided design (CAD) or animation modeling software. The vendor must be able to convert solid models (STEP, ProE, etc.) of parts to the useable format (ex. STL) for their equipment. The vendor must be able to quote using the model only. Vendors must have expertise in Rapid Prototype using thermoplastic and resin materials.

Category 1 will include SLA and Fused Deposition Modeling in plastics and resins.

Category 2 will include Laser Sintered Metallics.

Non Destructive Examination (NDE) and Analysis NDE services to include, but are not limited to, Physical dimensional inspection, Liquid

Penetrate Testing, Magnetic Particle Testing, Ultrasonic, Digital (filmless) X-Ray, Eddie

Current, A &C Scan, etc. Vendor’s primary business and area of expertise must be in supplying NDE services. Vendors must possess the equipment and expertise for the NDE being requested. These services must be performed by the vender at their facility or by their mobile service. This category is not for pass through contracts to an NDE subcontract.

Category 1 will include all foreseeable size requirements of dimensional inspection.

Category 2 will include other mechanical testing such as dye penetrant.

Category 3 will include chemical analysis and testing of electroplating baths and solutions.

Heat Treating Various technologies to alter the physical characteristics of materials using heat, cold, or combinations thereof. Alterations may include annealing, stress relieving, hardening, and/or tempering. Heat treating ovens must have the capability to be programmed for controlled ramping of temperatures and rates. Ovens must be able to produce oven charts capturing time and temperatures over heat treatment period. Temperature accuracy shall be +/- 10 deg. F.

Category 1 is defined as encompassing an envelope of 24”x 24” x 48”.

Category 2 is defined as encompassing an envelope larger than 24”x 24” x 48”.

Category 3 is defined as requiring the use of an inert gas atmosphere or vacuum as to reduce oxidation to hardware.

Thin Metal Milling Various technologies to fabricate parts from materials no thicker than .010 inches.

Processes may include machining, photochemical etching and/or laser etching of various patterns or profiles

Category 1 will include all foreseeable size requirements.