AN520-10R10
View detailed technical data, stock status, and sourcing information for: AN520-10R10
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
right-hand thread direction, 0.563 inches minimum and 0.625 inches maximum thread length, pan head style, 0.625 inches nominal fastener length, 2a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.563 inches minimum and 0.625 inches maximum
- Fastener Length
- 0.625 inches nominal
- Head Style
- pan
- Head Diameter
- 0.357 inches minimum and 0.373 inches maximum
- Head Height
- 0.122 inches minimum and 0.133 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 55000 pounds per square inch
- Screw Material
- steel
- Screw Material Document And Classification
- qq-s-637 fed spec single material response or 66 fed std single material response
- Screw Surface Treatment
- cadmium and chromate
- Screw Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response
- Thread Series Designator
- unf
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 |
|---|---|
| 1178-10-10 | Machine Screw |
| 7S4-10-10 | Machine Screw |
| 8332412 | Machine Screw |
| AN520-10R10 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-144-3820?
Does the NSN 5305-00-144-3820 have a Schedule B code assigned?
Does NSN 5305-00-144-3820 require demilitarization?
Does NSN 5305-00-144-3820 contain precious materials?
Does NSN 5305-00-144-3820 contain hazardous materials?
When the NSN 5305-00-144-3820 was assigned to the Federal Catalog?
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| As Removed | 2 |
| New Material | 22,876 |
| New Surplus | 8,808 |
| Overhauled | 1 |
| Serviceable | 107 |
| Total | 31,794 |