2532993-28
View detailed technical data, stock status, and sourcing information for: 2532993-28
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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, 0.187 inches minimum and 0.191 inches maximum pilot diameter, 3b thread class, prevailing torque with nonmetallic insert locking feature, 0.129 inches minimum and 0.141 inches maximum pilot 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
- 3b
- Thread Direction
- right-hand
- Locking Feature
- prevailing torque with nonmetallic insert
- Pilot Diameter
- 0.187 inches minimum and 0.191 inches maximum
- Pilot Length
- 0.129 inches minimum and 0.141 inches maximum
- Nut Style
- clinch
- Nut Height
- 0.270 inches minimum and 0.282 inches maximum
- Width Across Flats
- 0.255 inches nominal
- Thread Series
- unc
- Thread Quantity Per Inch
- 40
- Nominal Thread Size
- 0.112 inches
- Material
- plastic locking insert
- Material
- steel corrosion resisting nut
- Surface Treatment
- cadmium or passivate overall except insert
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 |
|---|---|
| 2532993-28 | Clinch Self-Locking Nut |
| 79NC4-40 | Clinch Self-Locking Nut |
| 9170796-1 | Clinch Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-836-7674?
Does the NSN 5310-00-836-7674 have a Schedule B code assigned?
Does NSN 5310-00-836-7674 require demilitarization?
Does NSN 5310-00-836-7674 contain precious materials?
Does NSN 5310-00-836-7674 contain hazardous materials?
When the NSN 5310-00-836-7674 was assigned to the Federal Catalog?
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