418262-20
View detailed technical data, stock status, and sourcing information for: 418262-20
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An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.
0.658 inches minimum and 0.750 inches maximum thread length, flat chamfer head style, 0.720 inches minimum and 0.750 inches maximum fastener length, right-hand thread direction, 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
- 0.658 inches minimum and 0.750 inches maximum
- Fastener Length
- 0.720 inches minimum and 0.750 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.218 inches minimum and 0.226 inches maximum
- Head Height
- 0.134 inches minimum and 0.138 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.138 inches
- Width Across Flats
- 0.109 inches minimum and 0.111 inches maximum
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 80000 pounds per square inch
- Hardness Rating
- 80.0 rockwell b minimum overall
- Minimum Yield Strength
- 30000 pounds per square inch
- Material
- steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
- Material Document And Classification
- 66 fed std all material responses overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
- Thread Series Designator
- unc
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-063-1940 | No Name Available | 09/01/1982 |
| 5305-00-815-7542 | No Name Available | 07/11/2005 |
| 5305-00-843-1487 | No Name Available | 07/30/1970 |
| 5305-01-107-6356 | No Name Available | 02/01/1985 |
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 |
|---|---|
| 003-007868-020 | Socket Head Cap Screw |
| 10124955 | Socket Head Cap Screw |
| 418262-20 | Socket Head Cap Screw |
| 5305000685415 | Socket Head Cap Screw |
| 9157796-29 | Socket Head Cap Screw |
| HP933R24-632 | Socket Head Cap Screw |
| MS16995-20 | Socket Head Cap Screw |
| NAS608C632-11 | Socket Head Cap Screw |
| VA-97-0177-020 | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-068-5415?
Does the NSN 5305-00-068-5415 have a Schedule B code assigned?
Does NSN 5305-00-068-5415 require demilitarization?
Does NSN 5305-00-068-5415 contain precious materials?
Does NSN 5305-00-068-5415 contain hazardous materials?
When the NSN 5305-00-068-5415 was assigned to the Federal Catalog?
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