66289-502-1
View detailed technical data, stock status, and sourcing information for: 66289-502-1
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A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (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. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
40 thread quantity per inch, right-hand thread direction, machined fabrication method, 2b thread class, unc thread series
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2b
- Thread Direction
- right-hand
- Fabrication Method
- machined
- Thread Series
- unc
- Thread Quantity Per Inch
- 40
- Nominal Thread Size
- 0.112 inches
- Countersink Angle
- 90.0 degrees nominal nut
- Material
- aluminum alloy 2024 overall
- Material Document And Classification
- qq-a-225/6 fed spec single material response overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-927-1491 | No Name Available | 01/09/1972 |
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 |
|---|---|
| 66289-502 | Eye Nut |
| 66289-502-1 | Eye Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-448-8660?
Does the NSN 5310-00-448-8660 have a Schedule B code assigned?
Does NSN 5310-00-448-8660 require demilitarization?
Does NSN 5310-00-448-8660 contain precious materials?
Does NSN 5310-00-448-8660 contain hazardous materials?
When the NSN 5310-00-448-8660 was assigned to the Federal Catalog?
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Pricing
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