4594493-ITEM-12
View detailed technical data, stock status, and sourcing information for: 4594493-ITEM-12
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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.
right-hand thread direction, 2a thread class, 1.500 inches nominal fastener length, 1.250 inches nominal thread length, 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.250 inches nominal
- Fastener Length
- 1.500 inches nominal
- Head Style
- hexagon
- Head Height
- 0.312 inches nominal
- Width Between Flats
- 0.750 inches nominal
- Nominal Thread Diameter
- 0.500 inches
- Grip Length
- 0.250 inches nominal
- Features Provided
- finished head
- Thread Quantity Per Inch
- 13
- Part Name Assigned By Controlling Agency
- hex bolt
- Material
- nickel alloy 400 overall
- Material Document And Classification
- qq-n-281,class a fed spec single material response overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 3 type and a class
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5306-00-142-5062 | No Name Available | 08/01/1986 |
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:
| Part Number | Name |
|---|---|
| 4594493-ITEM-12 | Machine Bolt |
| 49M68-58-01-IT-12 | Machine Bolt |
| 5486612 ITEM 23 | Machine Bolt |
| 76625-03X5PC16 | Machine Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-068-0373?
Does the NSN 5306-00-068-0373 have a Schedule B code assigned?
Does NSN 5306-00-068-0373 require demilitarization?
Does NSN 5306-00-068-0373 contain precious materials?
Does NSN 5306-00-068-0373 contain hazardous materials?
When the NSN 5306-00-068-0373 was assigned to the Federal Catalog?
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Pricing
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