5305-00-988-7840
Find complete technical information, availability, and procurement data for: 5305-00-988-7840
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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.
0.859 inches minimum and 1.000 inches maximum thread length, 3a thread class, 0.970 inches minimum and 1.000 inches maximum fastener length, flat chamfer head style, 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
- 0.859 inches minimum and 1.000 inches maximum
- Fastener Length
- 0.970 inches minimum and 1.000 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.457 inches minimum and 0.469 inches maximum
- Head Height
- 0.306 inches minimum and 0.313 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.312 inches
- Width Across Flats
- 0.250 inches minimum and 0.253 inches maximum
- Thread Quantity Per Inch
- 18
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-058-3715 | No Name Available | 03/01/1984 |
| 5305-00-823-5891 | No Name Available | 03/01/1977 |
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 |
|---|---|
| 003-007868-066 | Socket Head Cap Screw |
| 100A900053 | Socket Head Cap Screw |
| 22571N PIECE 30 | Socket Head Cap Screw |
| 827339 | Socket Head Cap Screw |
| ASC1541640 | Socket Head Cap Screw |
| S53124-008 | Socket Head Cap Screw |
FAQs
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Does NSN 5305-00-988-7840 require demilitarization?
Does NSN 5305-00-988-7840 contain precious materials?
Does NSN 5305-00-988-7840 contain hazardous materials?
When the NSN 5305-00-988-7840 was assigned to the Federal Catalog?
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