5305-00-058-4012
Find complete technical information, availability, and procurement data for: 5305-00-058-4012
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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.
flat countersunk head style, 0.429 inches minimum and 0.578 inches maximum thread length, right-hand thread direction, 1.266 inches minimum and 1.312 inches maximum fastener length, 3a 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.429 inches minimum and 0.578 inches maximum
- Fastener Length
- 1.266 inches minimum and 1.312 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.447 inches minimum and 0.507 inches maximum
- Internal Drive Style
- cross recess type 1
- End Item Identification
- w/s:aircraft, phantom f-4; joint stars target radar systems; helicopter, seahawk, h-60; aircraft, c-2a (reprocured); aircraft (ac-130h, mc-130h, ec-130e, hc-130); helicopter, uscg search and rescue, hh-60j; helicopter, search and rescue, hh-60h; missile, all-weather anti-ship, harpoon (agm-84); engine, aircraft f110-ge-400; helicopter, carrier based asw, sh-60f
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- steel comp e4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4140 or steel comp 4037
- Screw Material Document And Classification
- mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-8503 mil spec 4th material response or mil-s-5626 mil spec 5th material response or ams 6300 assn std 6th 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
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-282-2600 | No Name Available | 10/16/1996 |
| 5305-00-806-1685 | No Name Available | 01/01/1983 |
| 5305-01-088-4008 | No Name Available | 10/01/1980 |
| 5305-01-304-3604 | No Name Available | 04/01/1992 |
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 |
|---|---|
| AN509-416R20 | Machine Screw |
| MS24694-107 | Machine Screw |
| MS24694S107 | Machine Screw |
FAQs
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When the NSN 5305-00-058-4012 was assigned to the Federal Catalog?
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