917089
View detailed technical data, stock status, and sourcing information for: 917089
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A screw, (as modified) to which has been assembled one or more nonremovable washer(s).
0.250 inches minimum and 0.270 inches maximum head diameter, 2a thread class, fillister head style, 0.297 inches minimum and 0.327 inches maximum fastener length, 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
- 2a
- Thread Direction
- right-hand
- Fastener Length
- 0.297 inches minimum and 0.327 inches maximum
- Head Style
- fillister
- Head Diameter
- 0.250 inches minimum and 0.270 inches maximum
- Head Height
- 0.126 inches minimum and 0.156 inches maximum
- Washer Quantity
- 1
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity Per Inch
- 32
- Primary Washer Outside Diameter
- 0.257 inches maximum
- Primary Washer Style
- split helical ring
- Primary Washer Material Thickness
- 0.031 inches minimum and 0.041 inches maximum
- Material
- steel comp 1008 or steel comp 1018 fastener
- Material
- steel comp 1008 or steel comp 1018 primary washer
- Material Document And Classification
- 66 fed std all material responses primary washer
- Material Document And Classification
- 66 fed std all material responses fastener
- Surface Treatment
- zinc 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-362-1440 | No Name Available | 01/01/1963 |
| 5305-00-734-3368 | No Name Available | 01/01/1963 |
| 5305-00-776-3758 | No Name Available | 12/16/1970 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-145-0230?
Does the NSN 5305-00-145-0230 have a Schedule B code assigned?
Does NSN 5305-00-145-0230 require demilitarization?
Does NSN 5305-00-145-0230 contain precious materials?
Does NSN 5305-00-145-0230 contain hazardous materials?
When the NSN 5305-00-145-0230 was assigned to the Federal Catalog?
Professional Distribution
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- ITAR Registered
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- AS9120 Quality Standards
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Pricing
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