5305-00-638-8585
Find complete technical information, availability, and procurement data for: 5305-00-638-8585
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An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
right-hand thread direction, 3a thread class, 0.625 inches maximum thread length, headless (setscrew) head style, 0.625 inches nominal fastener 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 Direction
- right-hand
- Thread Length
- 0.625 inches maximum
- Fastener Length
- 0.625 inches nominal
- Head Style
- headless (setscrew)
- Locking Feature
- knurled threads
- Point Style
- full dog
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.125 inches nominal
- Features Provided
- casehardened
- 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 8740 or steel comp 8630 overall
- Material Document And Classification
- qq-s-624 fed spec 1st material response or qq-s-624 fed spec 2nd material response or mil-s-6049 mil spec 3rd material response or mil-s-6050 mil spec 4th material response overall
- Surface Treatment
- cadmium 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-282-3244 | No Name Available | 01/01/1960 |
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 |
|---|---|
| AN565C416H10 | Setscrew |
FAQs
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Does the NSN 5305-00-638-8585 have a Schedule B code assigned?
Does NSN 5305-00-638-8585 require demilitarization?
Does NSN 5305-00-638-8585 contain precious materials?
Does NSN 5305-00-638-8585 contain hazardous materials?
When the NSN 5305-00-638-8585 was assigned to the Federal Catalog?
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