CBS811-06-4
View detailed technical data, stock status, and sourcing information for: CBS811-06-4
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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.
right-hand thread direction, 3a thread class, flat chamfer head style, 0.234 inches minimum and 0.266 inches maximum fastener length, 0.172 inches minimum and 0.266 inches maximum thread length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.172 inches minimum and 0.266 inches maximum
- Fastener Length
- 0.234 inches minimum and 0.266 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.218 inches minimum and 0.226 inches maximum
- Head Height
- 0.134 inches minimum and 0.138 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.138 inches
- Width Across Flats
- 0.109 inches minimum and 0.111 inches maximum
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams 5737 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
- Thread Series Designator
- unjc
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FAQs
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Does NSN 5305-00-321-9051 require demilitarization?
Does NSN 5305-00-321-9051 contain precious materials?
Does NSN 5305-00-321-9051 contain hazardous materials?
When the NSN 5305-00-321-9051 was assigned to the Federal Catalog?
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