5246140
View detailed technical data, stock status, and sourcing information for: 5246140
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An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
1.607 inches minimum thread length, 1.750 inches nominal fastener length, right-hand thread direction, 3a thread class, hexagon 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 1.607 inches minimum
- Fastener Length
- 1.750 inches nominal
- Head Style
- hexagon
- Head Height
- 0.330 inches nominal
- Width Between Flats
- 0.615 inches minimum and 0.627 inches maximum
- Hole Diameter
- 0.070 inches nominal
- Nominal Thread Diameter
- 0.438 inches
- Hole Quantity
- 1
- Hole Type
- drilled
- Features Provided
- finished head
- Thread Quantity Per Inch
- 14
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Hole Configuration Style
- hexagon flats
- Material
- steel comp 1330 or steel comp 4130 or steel comp 5130 or steel comp 8630 overall
- Material Document And Classification
- astm a322 assn std all material responses or astm a331 assn std all material responses overall
- Surface Treatment
- zinc overall
- Surface Treatment Document And Classification
- qq-z-325,ty 2,cl 2 fed spec single treatment response overall
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5306-00-272-5188 | No Name Available | 07/01/1986 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-837-9471?
Does the NSN 5306-00-837-9471 have a Schedule B code assigned?
Does NSN 5306-00-837-9471 require demilitarization?
Does NSN 5306-00-837-9471 contain precious materials?
Does NSN 5306-00-837-9471 contain hazardous materials?
When the NSN 5306-00-837-9471 was assigned to the Federal Catalog?
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