5305-00-639-3374
Find complete technical information, availability, and procurement data for: 5305-00-639-3374
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A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
3a thread class, 1.125 inches nominal fastener length, right-hand thread direction, 0.625 inches minimum thread length, flat countersunk 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
- 0.625 inches minimum
- Fastener Length
- 1.125 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.458 inches minimum and 0.468 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.312 inches
- Width Across Flats
- 0.125 inches nominal
- Thread Quantity Per Inch
- 24
- Hardness Rating
- 34.0 rockwell c minimum and 38.0 rockwell c maximum overall
- Countersink Angle
- 45.0 degrees nominal
- Material
- steel comp 3140 overall
- Material Document And Classification
- sae assn std single material response overall
- Thread Series Designator
- unf
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| Part Number | Name |
|---|---|
| 21-1068P | Socket Head Cap Screw |
FAQs
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When the NSN 5305-00-639-3374 was assigned to the Federal Catalog?
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