5305-01-512-3977
Find complete technical information, availability, and procurement data for: 5305-01-512-3977
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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.
pan head style, 0.813 inches nominal thread length, 0.845 inches minimum and 0.875 inches maximum fastener length, right-hand thread direction, 2a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.813 inches nominal
- Fastener Length
- 0.845 inches minimum and 0.875 inches maximum
- Head Style
- pan
- Head Diameter
- 0.357 inches minimum and 0.403 inches maximum
- Head Height
- 0.122 inches minimum and 0.133 inches maximum
- Locking Feature
- detent ring
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Screw Material
- steel comp 304 or steel comp 305 or steel comp 316
- Screw Surface Treatment
- passivate
- Special Features
- self locking screw
- Thread Series Designator
- unf
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| Part Number | Name |
|---|---|
| NASM3213-37L | Machine Screw |
FAQs
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