58X203
View detailed technical data, stock status, and sourcing information for: 58X203
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An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
cup point style, hexagon internal drive style, 0.375 inches nominal fastener length, 3a thread class, 0.375 inches minimum thread 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
- 3a
- Thread Length
- 0.375 inches minimum
- Fastener Length
- 0.375 inches nominal
- Point Style
- cup
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.125 inches minimum and 0.127 inches maximum
- Thread Quantity Per Inch
- 20
- Hardness Rating
- 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
- Material
- steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
- Material Document And Classification
- 66 fed std all material responses overall
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-298-5027 | No Name Available | 01/17/1966 |
| 5305-00-781-3727 | No Name Available | 10/21/1968 |
| 5305-00-811-5949 | No Name Available | 01/24/1966 |
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 5305-00-010-2570?
Does the NSN 5305-00-010-2570 have a Schedule B code assigned?
Does NSN 5305-00-010-2570 require demilitarization?
Does NSN 5305-00-010-2570 contain precious materials?
Does NSN 5305-00-010-2570 contain hazardous materials?
When the NSN 5305-00-010-2570 was assigned to the Federal Catalog?
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