AN505B5R7
View detailed technical data, stock status, and sourcing information for: AN505B5R7
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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.
0.438 inches nominal fastener length, 0.388 inches minimum and 0.438 inches maximum thread length, right-hand thread direction, 2a thread class, flat countersunk head style
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
- 0.388 inches minimum and 0.438 inches maximum
- Fastener Length
- 0.438 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.225 inches minimum and 0.252 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.125 inches
- Thread Quantity Per Inch
- 40
- Minimum Tensile Strength
- 55000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- copper alloy 220 or copper alloy 230 or copper alloy 240 or copper alloy 510 or copper alloy 745 or copper alloy 752 or copper alloy 757 or copper alloy 764 or copper alloy 770 or copper alloy 794 or copper alloy 260 or copper alloy 268 or copper alloy 270 or copper alloy 274 or copper alloy 342 or copper alloy 353 or copper alloy 360 or copper alloy 462 or copper alloy 464 or copper alloy 482
- Screw Surface Treatment
- oxide
- Screw Surface Treatment Document And Classification
- mil-c-13924 cl4 mil spec single treatment response
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 3 type and 2c style
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 |
|---|---|
| AN505B5R7 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-151-2342?
Does the NSN 5305-00-151-2342 have a Schedule B code assigned?
Does NSN 5305-00-151-2342 require demilitarization?
Does NSN 5305-00-151-2342 contain precious materials?
Does NSN 5305-00-151-2342 contain hazardous materials?
When the NSN 5305-00-151-2342 was assigned to the Federal Catalog?
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