AN505B4R6
View detailed technical data, stock status, and sourcing information for: AN505B4R6
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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.
2a thread class, 0.375 inches nominal fastener length, 0.325 inches minimum and 0.375 inches maximum thread length, right-hand thread direction, 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
- 0.325 inches minimum and 0.375 inches maximum
- Fastener Length
- 0.375 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.200 inches minimum and 0.225 inches maximum
- Internal Drive Style
- cross recess type 1
- End Item Identification
- w/s: fms-a7 aircraft; an/srn-25(v) navigation radio set; fms-know class ff; helicopter, mh-53e; helicopter, advance attack, ah-1w; arc-182 airborne radio, communication; helicopter, seahawk, h-60; f4s aircraft; helicopter, carrier based asw, sh-60f; tarawa class lha
- Nominal Thread Diameter
- 0.112 inches
- Thread Quantity Per Inch
- 40
- Minimum Tensile Strength
- 57000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- copper alloy
- Screw Material Document And Classification
- qq-b-626 fed spec single material response or qq-w-321 fed spec single material response
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-011-7647 | No Name Available | 09/01/1983 |
| 5305-00-206-1542 | No Name Available | 09/01/2023 |
| 5305-00-207-0650 | No Name Available | 09/01/1995 |
| 5305-00-302-5531 | No Name Available | 02/01/1995 |
| 5305-00-616-3102 | No Name Available | 03/23/1966 |
| 5305-00-818-4596 | No Name Available | 07/01/1995 |
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 |
|---|---|
| 342-015-00 | Machine Screw |
| 342-0154-00 | Machine Screw |
| 342-0154-000 | Machine Screw |
| 4-40X3-8FHBRNP | Machine Screw |
| AN505B4R6 | Machine Screw |
| MS35245-22 | Machine Screw |
| P342-0154-00 | Machine Screw |
| P342-0154-000 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-151-1319?
Does the NSN 5305-00-151-1319 have a Schedule B code assigned?
Does NSN 5305-00-151-1319 require demilitarization?
Does NSN 5305-00-151-1319 contain precious materials?
Does NSN 5305-00-151-1319 contain hazardous materials?
When the NSN 5305-00-151-1319 was assigned to the Federal Catalog?
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