AN121504
View detailed technical data, stock status, and sourcing information for: AN121504
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A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
hexagon nut style, 0.318 inches minimum and 0.338 inches maximum nut height, 0.553 inches minimum and 0.564 inches maximum width across flats, 3b thread class, right-hand thread direction
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
- Nut Style
- hexagon
- Nut Height
- 0.318 inches minimum and 0.338 inches maximum
- Width Across Flats
- 0.553 inches minimum and 0.564 inches maximum
- Thread Series
- unf
- Thread Quantity Per Inch
- 24
- Hardness Rating
- 19.0 rockwell c minimum and 26.0 rockwell c maximum
- Nominal Thread Size
- 0.375 inches
- Countersink Angle
- 85.0 degrees minimum and 95.0 degrees maximum nut
- Bearing Surface Type
- washer faced
- Bearing Surface Finish
- 63.0 microinches
- Material
- steel comp 8740 overall
- Material Document And Classification
- ams 6322 assn std single material response overall
- Surface Treatment
- cadmium overall
- Surface Treatment Document And Classification
- ams 2400 assn std single treatment response overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-176-8189 | No Name Available | 01/01/1961 |
| 5310-00-282-4775 | No Name Available | 01/01/1963 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-268-6041?
Does the NSN 5310-00-268-6041 have a Schedule B code assigned?
Does NSN 5310-00-268-6041 require demilitarization?
Does NSN 5310-00-268-6041 contain precious materials?
Does NSN 5310-00-268-6041 contain hazardous materials?
When the NSN 5310-00-268-6041 was assigned to the Federal Catalog?
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