591158
View detailed technical data, stock status, and sourcing information for: 591158
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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.
1.237 inches minimum and 1.275 inches maximum fastener length, 1.062 inches minimum thread length, flat chamfer head style, 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
- 1.062 inches minimum
- Fastener Length
- 1.237 inches minimum and 1.275 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.553 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 0.315 inches maximum
- Thread Quantity Per Inch
- 24
- Material
- steel comp 303 overall
- Material Document And Classification
- qq-s-763 fed spec single material response overall
- Thread Series Designator
- unf
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 |
|---|---|
| 591158 | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-059-1158?
Does the NSN 5305-00-059-1158 have a Schedule B code assigned?
Does NSN 5305-00-059-1158 require demilitarization?
Does NSN 5305-00-059-1158 contain precious materials?
Does NSN 5305-00-059-1158 contain hazardous materials?
When the NSN 5305-00-059-1158 was assigned to the Federal Catalog?
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Pricing
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