What is Federal Supply Class 6650?

FSC 6650 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 6650) in the USA for supply items codified in the category of Optical Instruments, Test Equipment, Components and Accessories.

What is NATO Supply Classification Class 6650?

NSC 6650 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 6650 in the USA) for supply items codified in the category of Optical Instruments, Test Equipment, Components and Accessories.

Which Federal Supply Group is FSC 6650 in?

FSC 6650 is in Federal Supply Group (FSG) 66 which contains Instruments and Laboratory Equipment.

Which NATO Supply Classification Group is NSC 6650 in?

NSC 6650is in NATO Supply Classification Group (NSG) 66 which contains Instruments and Laboratory Equipment.

What is an Optical Element Holder?

An Optical Element Holder (HOLDER,OPTICAL ELEMENT) is an item specifically designed to hold and/or position a mirror(s), prism(s), reflector(s), or the like, in an optical system. Excludes CELL, OPTICAL ELEMENT; HOLDER, MIRROR and HOLDER, REFLECTOR.

What is a Straight Telescope?

A Straight Telescope (TELESCOPE,STRAIGHT) is a telescope whose line of vision is 180 degrees from the eye.

A Binocular is a hand held optical instrument consisting of two telescopes on a common mounting adapted for stereoscopic use of both eyes of the user. The item may be designed for accommodation of prismatic devices.

A Magnifier is a viewing device which increases the apparent size of an object. It may consist of a mounted or unmounted simple or compound lens, or an assembly of lenses which may be arranged in various combinations. It may have a handle, stand, clamp, or similar means of manipulation or securing. With the exception of the MAGNIFIER of a dissecting microscope, this item is not part of any other item, although it may be an accessory. See also MICROSCOPE, OPTICAL.

What is an Optical Microscope?

An Optical Microscope (MICROSCOPE,OPTICAL) is an optical instrument used as an assistance to the eye or camera in viewing or photographing minute close objects. The essential parts of a microscope comprise an optical system consisting of separate objective and ocular lens assemblies which provide greater magnifications than can be obtained with a single lens assembly. Excludes MAGNIFIER.

What is an Optical Instrument Window?

An Optical Instrument Window (WINDOW,OPTICAL INSTRUMENT) is a color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

What is an Optical Instrument Light Filter?

An Optical Instrument Light Filter (FILTER,LIGHT,OPTICAL INSTRUMENT) is an item having two plane-parallel surfaces and consisting of a polarizing material bonded between glass or plastic. This item transmits light in only one plane and is usually used in pairs to vary the light transmitted into or through an optical instrument. Excludes WINDOW, OPTICAL INSTRUMENT.

What is a Telescopic Instrument Light Filter?

A Telescopic Instrument Light Filter (FILTER,LIGHT,TELESCOPIC INSTRUMENT) is an item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes WINDOW, OPTICAL INSTRUMENT.

A Lens Cap (CAP,LENS) is a cap designed to conform to the general shape of a lens.

A Borescope is a viewing device used to visually inspect items such as cannon bores, internal combustion engine cylinder walls, propellant perforations of rocket motors or similar items, for defects of manufacture, corrosion, scars, erosion, etc., without the necessity of disassembling the item(s). It may or may not have extension tubes to cover the various ranges of inspection. The item is basically a straight-tube telescope using a mirror or prism.

What is an Optical Element Cell?

An Optical Element Cell (CELL,OPTICAL ELEMENT) is a cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

What is an Optical Instrument Prism?

An Optical Instrument Prism (PRISM,OPTICAL INSTRUMENT) is a transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also BEAM SPLITTER, OPTICAL INSTRUMENT.

What is an Optical Instrument Reticle?

An Optical Instrument Reticle (RETICLE,OPTICAL INSTRUMENT) is an item, usually made of glass, having fine wires or hairs, or etched or printed fine lines on a surface, and placed in the focal plane of an optical instrument to establish a reference point to the axis for the purpose of aiming, measuring, ranging, and the like. Excludes LENS, OPTICAL INSTRUMENT.

What is an Optical Instrument Lens?

An Optical Instrument Lens (LENS,OPTICAL INSTRUMENT) is an unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.

What is an Optical Instrument Mirror?

An Optical Instrument Mirror (MIRROR,OPTICAL INSTRUMENT) is a mirror specifically designed for use in an optical instrument. Its surface may be coated to reduce reflection. Excludes PRISM, OPTICAL INSTRUMENT.

What is a Telescope Mount?

A Telescope Mount (MOUNT,TELESCOPE) is a mechanical device designed to support and/or position a telescope. It may include one or more of the following; cross leveling device, means of boresighting a gun, azimuth and/or elevation, adjusting mechanism, and accommodations for attaching a LIGHT, INSTRUMENT.

What is an Optical Instrument Eyeshield?

An Optical Instrument Eyeshield (EYESHIELD,OPTICAL INSTRUMENT) is a resilient rubber item, designed to be attached to the viewing aperture of an optical instrument, to maintain proper eye distance and to protect the eye(s) of the observer from stray light, wind, and/or injury due to shock of gun fire or similar disturbances. Excludes VISOR, PERISCOPE.

What is an Optical Instrument Eyepiece Assembly?

An Optical Instrument Eyepiece Assembly (EYEPIECE ASSEMBLY,OPTICAL INSTRUMENT) is an optical system consisting of two or more lenses secured within a cylindrical sleeve. It is the component of an optical instrument nearest the eye of the observer when sighting. The distance between lenses is maintained by an optical element spacer. It usually has focusing facilities and may include a reticle, filter, and/or diopter scale.

What is an Optical Instrument Cell Assembly?

An Optical Instrument Cell Assembly (CELL ASSEMBLY,OPTICAL INSTRUMENT) is an item consisting of a CELL, OPTICAL ELEMENT in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see EYEPIECE ASSEMBLY, OPTICAL INSTRUMENT.

What is an Optical Element Spacer?

An Optical Element Spacer (SPACER,OPTICAL ELEMENT) is a tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (AA). See also SPACER, SLEEVE and CELL, OPTICAL ELEMENT.

What is an Optical Element Retainer?

An Optical Element Retainer (RETAINER,OPTICAL ELEMENT) is a cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.

What is an Optical Element Retaining Ring?

An Optical Element Retaining Ring (RING,RETAINING,OPTICAL ELEMENT) is a cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see RETAINER, OPTICAL ELEMENT. Excludes CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; and RING, RETAINING.

What is an Optical Instrument Eyeguard?

An Optical Instrument Eyeguard (EYEGUARD,OPTICAL INSTRUMENT) is an item externally or internally threaded on one end, designed to be attached to the viewing end of an eyepiece. It is used to prevent physical contact of the observers' eye(s) with the eye lens(es) and protect the lens(es) from damage. Excludes EYESHIELD, OPTICAL INSTRUMENT; and VISOR (as modified).

What is a Mounted Optical Instrument Prism?

A Mounted Optical Instrument Prism (PRISM,OPTICAL INSTRUMENT,MOUNTED) is a PRISM, OPTICAL INSTRUMENT, retained in a HOLDER (1), OPTICAL ELEMENT. See also BEAM SPLITTER, OPTICAL INSTRUMENT, MOUNTED.

What is an Optical Instrument Case?

An Optical Instrument Case (CASE,OPTICAL INSTRUMENT) is a portable case which may include clamps, spring clips, brackets or the like, to secure the instrument, accessories and/or components. It may include padding to protect the instrument against shock and vibration. Excludes CASE (2), SURVEYING INSTRUMENT.

What is an Optical Instrument Beam Splitter?

An Optical Instrument Beam Splitter (BEAM SPLITTER,OPTICAL INSTRUMENT) is a transparent optical element designed to divide a beam of light by reflection and transmission into two or more beams.

What is a Fiberscope?

A Fiberscope is this is an optical instrument used to view objects that could not be seen by direct viewing. It contains an objective lens assembly and a bundle of systematically arranged optical fibers. The system may contain other components. The fibers transmit a full color image which remains undisturbed when the bundle is bent. See also BORESCOPE. Excludes items used for medical purposes.

What is an Armored Vehicle Periscope?

An Armored Vehicle Periscope (PERISCOPE,ARMORED VEHICLE) is a rectangular or cylindrical periscope, usually positioned in a holder, or mount within an armored vehicle. It is used to observe terrain, near and distant targets, and the like. It may also be linked to gun-training mechanisms for integration of movement for fire control purposes.

What is a Borescope Kit?

A Borescope Kit is a collection of items that may include borescope(s), adapter(s), light guide(s), and carrying case.

What is an Optical Component Tip?

An Optical Component Tip (TIP,OPTICAL COMPONENT) is the contact element for fiberscopes and the like. They are interchangeable and allow different parameters for nondestructive testing/inspection (NDT).

Optical Instruments, Test Equipment, Components and Accessories - United Kingdom (UK)

Federal Supply Class (FSC): 6650

NATO Supply Classification Class (NSC): 6650

Federal Supply Group (FSG): 66 Instruments and Laboratory Equipment

NATO Supply Classification Group (NSG): 66 Instruments and Laboratory Equipment

Items Managed by United Kingdom (UK) - NCB is 99

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NSN Format for Optical Instruments, Test Equipment, Components and Accessories
Codified by United Kingdom

66	50	99	XXX
Group FSG	Class	NCB	Identifier
FSC Federal Supply Class		NIIN
NSN

NATO Supply Class 6650 is a classification within NATO Supply Group 66, which is dedicated to Instruments And Laboratory Equipment.

NATO Supply Class 6650 specifically focuses on Optical Instruments, Test Equipment, Components, and Accessories. This class includes a wide range of instruments and equipment used for optical testing, measurement, and analysis.

Some examples of items that fall under NATO Supply Class 6650 include:

1. Optical microscopes: These are used for magnifying and examining small objects or samples.

2. Spectrometers: These instruments are used to measure the intensity of light at different wavelengths, allowing for the analysis of materials and substances.

3. Optical filters: These are used to selectively transmit or block certain wavelengths of light, allowing for precise control of light in optical systems.

4. Optical lenses: These are used to focus or manipulate light in optical systems.

5. Optical fibers: These are used for transmitting light signals over long distances, commonly used in telecommunications and data transmission.

6. Optical sensors: These devices are used to detect and measure light, often used in scientific research or industrial applications.

7. Optical test equipment: This includes a variety of instruments used for testing and calibrating optical systems, such as optical power meters, optical time-domain reflectometers (OTDRs), and optical spectrum analyzers.

8. Optical accessories: This category includes various components and accessories used in conjunction with optical instruments, such as lens cleaning kits, mounting brackets, and adapters.

It's important to note that NATO Supply Class 6650 is just one of many classes within NATO Supply Group 66. Each class represents a specific category of instruments and equipment used in laboratories and other scientific settings.

FSC 6650 Optical Instruments, Test Equipment, Components and Accessories - United Kingdom (UK)

Includes Binoculars; Magnifiers; Microscopes; Periscopes; Telescopes; Optical Elements; such as Lens, Prisms, Windows; Optical Benches and Associated Devices; Endoscopes, Fiber Optics (Non-Medical).

Excludes Fire Control Instruments, Optical; Surveying Instruments, Optical; Photogrammetric Instruments; Octants; and Sextants; Optical Instruments Integrated with Fire Control Equipment; Opthalmological Instruments; Electronic Fiber Optic Test Equipment; Medical Endoscopes.

Note-Infrared assemblies (including sub-assemblies and components) designed specifically for use as or with instruments and laboratory equipment are included in the classes of this group. Also included are computers (including computer assemblies, computer systems and components) designed specifically for use with instruments and laboratory equipment.

Frequently Asked Questions(FAQ) for Federal Supply Class 6650

Supply Items Included in Federal Supply Class 6650

Stock Items From Supply Class 6650 Page 2 of 12