NAS1351-4-20
View detailed technical data, stock status, and sourcing information for: NAS1351-4-20
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-928-6858
Item Name Code
16282
Assigment Date
05/08/1968 (58 years ago)
flat chamfer head style, 1.234 inches minimum and 1.281 inches maximum fastener length, right-hand thread direction, 3a thread class, 1.000 inches minimum 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
- 1.000 inches minimum
- Fastener Length
- 1.234 inches minimum and 1.281 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.365 inches minimum and 0.375 inches maximum
- Head Height
- 0.244 inches minimum and 0.250 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.188 inches minimum and 0.190 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
- Minimum Yield Strength
- 130000 pounds per square inch
- Material
- steel overall
- Material Document And Classification
- 66 fed std single material response overall
- Thread Series Designator
- unf
- Nondefinitive Spec/Std Data
- 6 type
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-01-099-1630 | No Name Available | 08/01/1988 |
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 |
|---|---|
| 6300798-4-20 | Socket Head Cap Screw |
| NAS1351-4-20 | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-928-6858?
The FSCG of the NSN 5305-00-928-6858 is 5305
Does the NSN 5305-00-928-6858 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-928-6858 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-00-928-6858 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-928-6858 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-928-6858 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, May 8, 1968
Professional Distribution
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