401-6357200-19
View detailed technical data, stock status, and sourcing information for: 401-6357200-19
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
0.750 inches minimum and 0.938 inches maximum thread length, 1.188 inches minimum and 1.250 inches maximum fastener length, right-hand thread direction, hexagon head style, 2a 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.750 inches minimum and 0.938 inches maximum
- Fastener Length
- 1.188 inches minimum and 1.250 inches maximum
- Head Style
- hexagon
- Head Height
- 0.150 inches minimum and 0.163 inches maximum
- Width Between Flats
- 0.428 inches minimum and 0.438 inches maximum
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 28
- 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
- Thread Series Designator
- unf
- Nondefinitive Spec/Std Data
- 2 type and 10p style
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-021-3893 | No Name Available | 03/10/1971 |
| 5305-00-106-6036 | No Name Available | 09/01/1989 |
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 |
|---|---|
| 213893 | Hexagon Head Cap Screw |
| 330C889A4028D20 | Hexagon Head Cap Screw |
| 401-6357200-19 | Hexagon Head Cap Screw |
| 457-5522 | Hexagon Head Cap Screw |
| 5305PL1335779 | Hexagon Head Cap Screw |
| 645A560H23 | Hexagon Head Cap Screw |
| MS35308-310 | Hexagon Head Cap Screw |
| SW130-106 | Hexagon Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-456-2430?
Does the NSN 5305-00-456-2430 have a Schedule B code assigned?
Does NSN 5305-00-456-2430 require demilitarization?
Does NSN 5305-00-456-2430 contain precious materials?
Does NSN 5305-00-456-2430 contain hazardous materials?
When the NSN 5305-00-456-2430 was assigned to the Federal Catalog?
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