5306-01-202-3839
Find complete technical information, availability, and procurement data for: 5306-01-202-3839
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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.
3a thread class, 1.880 inches nominal fastener length, 0.340 inches nominal thread length, right-hand thread direction, dished hexagon head style
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
- 0.340 inches nominal
- Fastener Length
- 1.880 inches nominal
- Head Style
- dished hexagon
- Head Height
- 0.250 inches nominal
- Width Between Flats
- 0.741 inches minimum and 0.752 inches maximum
- Shoulder Diameter
- 0.498 inches minimum and 0.499 inches maximum first shoulder
- Shoulder Length
- 2.220 inches nominal first shoulder
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Shoulder Shape
- round first shoulder
- Material
- steel overall
- Material Document And Classification
- nas 1108 assn std single material response overall
- Thread Series Designator
- unf
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 66-17945-1 | Shoulder Bolt |
FAQs
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