S4928913-4-18
View detailed technical data, stock status, and sourcing information for: S4928913-4-18
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An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
1.974 inches minimum and 2.004 inches maximum fastener length, right-hand thread direction, 3a thread class, dished hexagon head style, 0.864 inches maximum thread 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.864 inches maximum
- Fastener Length
- 1.974 inches minimum and 2.004 inches maximum
- Head Style
- dished hexagon
- Head Height
- 0.125 inches minimum and 0.140 inches maximum
- Width Between Flats
- 0.430 inches minimum and 0.439 inches maximum
- Grip Diameter
- 0.2483 inches minimum and 0.2492 inches maximum
- Shank Unthreaded Hole Diameter
- 0.141 inches minimum and 0.151 inches maximum threads
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 1.115 inches minimum and 1.135 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 95000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 1.819 inches nominal threads
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Surface Finish
- 63.0 microinches grip
- Material
- steel comp 4140 or steel comp 4340 or steel comp 8735 or steel comp 8740 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-6049 mil spec 4th material response overall
- Surface Treatment
- cadmium head
- Surface Treatment
- cadmium threads
- Surface Treatment
- chromium bearing surface of head
- Surface Treatment
- chromium grip
- Surface Treatment Document And Classification
- dps 9.74, type 1, cage 88277 mfr ref single treatment response head
- Surface Treatment Document And Classification
- dps 9.74, type 1 cage 88277 mfr ref single treatment response threads
- Surface Treatment Document And Classification
- dps 9.84, type 1, cage 88277 mfr ref single treatment response grip
- Surface Treatment Document And Classification
- dps 9.84, type 1,cage 88277 mfr ref single treatment response bearing surface of head
- 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 |
|---|---|
| S4928913-4-18 | Close Tolerance Bolt |
FAQs
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What is the FSCG of the NSN 5306-01-422-8600?
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Does NSN 5306-01-422-8600 require demilitarization?
Does NSN 5306-01-422-8600 contain precious materials?
Does NSN 5306-01-422-8600 contain hazardous materials?
When the NSN 5306-01-422-8600 was assigned to the Federal Catalog?
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