5305-00-044-3801
Find complete technical information, availability, and procurement data for: 5305-00-044-3801
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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.
0.514 inches minimum and 0.625 inches maximum thread length, right-hand thread direction, 2a thread class, flat countersunk 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.514 inches minimum and 0.625 inches maximum
- Fastener Length
- 0.625 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.581 inches minimum and 0.635 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.312 inches
- Thread Quantity Per Inch
- 18
- Minimum Tensile Strength
- 80000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- steel corrosion resisting
- Screw Material Document And Classification
- qq-s-763 fed spec single material response
- Screw Surface Treatment
- passivate
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-274-7593 | No Name Available | 01/01/1963 |
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 |
|---|---|
| 443801 | Machine Screw |
| MS35249-102 | Machine Screw |
FAQs
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Does the NSN 5305-00-044-3801 have a Schedule B code assigned?
Does NSN 5305-00-044-3801 require demilitarization?
Does NSN 5305-00-044-3801 contain precious materials?
Does NSN 5305-00-044-3801 contain hazardous materials?
When the NSN 5305-00-044-3801 was assigned to the Federal Catalog?
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