205217-1204-22
View detailed technical data, stock status, and sourcing information for: 205217-1204-22
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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.
3a thread class, 1.349 inches minimum and 1.500 inches maximum thread length, 1.460 inches minimum and 1.500 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
- 1.349 inches minimum and 1.500 inches maximum
- Fastener Length
- 1.460 inches minimum and 1.500 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-227-1013 | No Name Available | 07/09/2001 |
| 5305-00-885-7068 | No Name Available | 07/10/1970 |
| 5305-00-992-6141 | No Name Available | 04/07/1972 |
| 5305-01-617-5483 | No Name Available | 06/01/2013 |
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 |
|---|---|
| 003-007868-068 | Socket Head Cap Screw |
| 200417-24 | Socket Head Cap Screw |
| 205217-1204-22 | Socket Head Cap Screw |
| MS16995-68 | Socket Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-988-7842?
Does the NSN 5305-00-988-7842 have a Schedule B code assigned?
Does NSN 5305-00-988-7842 require demilitarization?
Does NSN 5305-00-988-7842 contain precious materials?
Does NSN 5305-00-988-7842 contain hazardous materials?
When the NSN 5305-00-988-7842 was assigned to the Federal Catalog?
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 455 |
| New Material | 8,737 |
| Total | 9,192 |