5305-00-978-9391
Find complete technical information, availability, and procurement data for: 5305-00-978-9391
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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.
flat chamfer head style, 0.594 inches minimum and 0.625 inches maximum fastener length, 0.469 inches minimum and 0.500 inches maximum thread length, 3a thread class, 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
- 0.469 inches minimum and 0.500 inches maximum
- Fastener Length
- 0.594 inches minimum and 0.625 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.550 inches minimum and 0.562 inches maximum
- Head Height
- 0.368 inches minimum and 0.375 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.375 inches
- Width Across Flats
- 0.312 inches minimum and 0.316 inches maximum
- Thread Quantity Per Inch
- 16
- 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
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-443-1413 | No Name Available | 09/01/1984 |
| 5305-00-543-2050 | No Name Available | 04/15/1996 |
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 |
|---|---|
| 10471476 | Socket Head Cap Screw |
| 5305009789391 | Socket Head Cap Screw |
| 703-2298086 PIECE 15 | Socket Head Cap Screw |
| MS16997-96 | Socket Head Cap Screw |
FAQs
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Does NSN 5305-00-978-9391 contain precious materials?
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When the NSN 5305-00-978-9391 was assigned to the Federal Catalog?
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