NAS501-3-26
View detailed technical data, stock status, and sourcing information for: NAS501-3-26
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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.
0.282 inches minimum and 0.499 inches maximum thread length, right-hand thread direction, 2.719 inches minimum and 2.812 inches maximum fastener length, hexagon head style, 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
- 0.282 inches minimum and 0.499 inches maximum
- Fastener Length
- 2.719 inches minimum and 2.812 inches maximum
- Head Style
- hexagon
- Head Height
- 0.172 inches minimum and 0.204 inches maximum
- Width Between Flats
- 0.365 inches minimum and 0.377 inches maximum
- Hole Diameter
- 0.046 inches nominal
- Shank Unthreaded Hole Diameter
- 0.070 inches nominal first hole
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 2.313 inches minimum and 2.437 inches maximum
- Hole Quantity
- 1
- Hole Type
- drilled
- Features Provided
- finished head
- Thread Quantity Per Inch
- 32
- Hole Configuration Style
- hexagon flats
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 2.578 inches minimum and 2.703 inches maximum first hole
- Material
- steel comp 321 or steel comp 347 overall
- Material Document And Classification
- qq-s-763 fed spec all material responses or ams 5645 assn std 1st material response or ams 5646 assn std 2nd material response overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- unf
- Specification/Standard Data
- 80205-nas501 professional/industrial association standard
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 |
|---|---|
| NAS501-3-26 | Machine Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-01-173-7816?
Does the NSN 5306-01-173-7816 have a Schedule B code assigned?
Does NSN 5306-01-173-7816 require demilitarization?
Does NSN 5306-01-173-7816 contain precious materials?
Does NSN 5306-01-173-7816 contain hazardous materials?
When the NSN 5306-01-173-7816 was assigned to the Federal Catalog?
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