4M6-6-20
View detailed technical data, stock status, and sourcing information for: 4M6-6-20
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A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.
0.3745 inches minimum and 0.3755 inches maximum body inside diameter, square all corners corner shape, 0.4985 inches minimum and 0.4995 inches maximum body outside diameter, 63.0 microinches inside diameter surface of body surface finish, 0.6250 inches minimum and 0.6350 inches maximum overall length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Length
- 0.6250 inches minimum and 0.6350 inches maximum
- Body Outside Diameter
- 0.4985 inches minimum and 0.4995 inches maximum
- Body Inside Diameter
- 0.3745 inches minimum and 0.3755 inches maximum
- Corner Shape
- square all corners
- Surface Finish
- 63.0 microinches inside diameter surface of body
- Surface Finish
- 63.0 microinches outside diameter surface of body
- Special Features
- plating optional on bore
- Material
- steel comp 4130 overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 2 fed spec single treatment response overall
- Style Designator
- solid, plain, no outside flanges
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FAQs
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What is the FSCG of the NSN 3120-00-530-0323?
Does the NSN 3120-00-530-0323 have a Schedule B code assigned?
Does NSN 3120-00-530-0323 require demilitarization?
Does NSN 3120-00-530-0323 contain precious materials?
Does NSN 3120-00-530-0323 contain hazardous materials?
When the NSN 3120-00-530-0323 was assigned to the Federal Catalog?
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