5305-00-899-5143
Find complete technical information, availability, and procurement data for: 5305-00-899-5143
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An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes:reticle, optical instrument.
right-hand thread direction, 3a thread class, 0.312 inches maximum thread length, 0.312 inches nominal fastener length, headless (setscrew) 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
- 0.312 inches maximum
- Fastener Length
- 0.312 inches nominal
- Head Style
- headless (setscrew)
- Point Style
- flat
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.125 inches minimum and 0.127 inches maximum
- Thread Quantity Per Inch
- 20
- Hardness Rating
- 30.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Material
- steel comp 410 or steel comp 416 overall
- Material Document And Classification
- qq-s-763 fed spec 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
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 |
|---|---|
| MS51030-50 | Setscrew |
FAQs
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When the NSN 5305-00-899-5143 was assigned to the Federal Catalog?
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