5305-00-274-0399
Find complete technical information, availability, and procurement data for: 5305-00-274-0399
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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.
0.625 inches nominal thread length, 3a thread class, flat chamfer head style, 0.625 inches nominal fastener length, right-hand thread direction
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
- 0.625 inches nominal
- Fastener Length
- 0.625 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.265 inches minimum and 0.270 inches maximum
- Head Height
- 0.160 inches minimum and 0.164 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.164 inches
- Width Across Flats
- 0.125 inches minimum and 0.127 inches maximum
- Thread Quantity Per Inch
- 32
- 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
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 1 type and 1936 series
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-638-2355 | No Name Available | 01/01/1963 |
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 |
|---|---|
| 12Z1007-33 | Socket Head Cap Screw |
| 138006A120 | Socket Head Cap Screw |
| 637441PC4 | Socket Head Cap Screw |
| MS35461-3 | Socket Head Cap Screw |
FAQs
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Does NSN 5305-00-274-0399 require demilitarization?
Does NSN 5305-00-274-0399 contain precious materials?
Does NSN 5305-00-274-0399 contain hazardous materials?
When the NSN 5305-00-274-0399 was assigned to the Federal Catalog?
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