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, right-hand thread direction, 1.062 inches minimum thread length, 3a thread class, flat chamfer head style
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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