5305-00-639-3377
Find complete technical information, availability, and procurement data for: 5305-00-639-3377
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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.)
right-hand thread direction, 3a thread class, 0.156 inches nominal thread length, 0.156 inches nominal fastener length, 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
- 0.156 inches nominal
- Fastener Length
- 0.156 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.178 inches minimum and 0.183 inches maximum
- Head Height
- 0.109 inches minimum and 0.112 inches maximum
- Hole Diameter
- 0.037 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.112 inches
- Width Across Flats
- 0.079 inches nominal
- Hole Quantity
- 4
- Hole Type
- drilled
- Thread Quantity Per Inch
- 48
- Hole Configuration Style
- round
- Material
- copper alloy 377 overall
- Material Document And Classification
- qq-b-611a,cond 1/2 hard fed spec single material response overall
- Thread Series Designator
- unf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-512-3518 | No Name Available | 01/01/1963 |
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 |
|---|---|
| 290-402 1/2SS | Socket Head Cap Screw |
| ASH-0-402 1/2 | Socket Head Cap Screw |
FAQs
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Does NSN 5305-00-639-3377 require demilitarization?
Does NSN 5305-00-639-3377 contain precious materials?
Does NSN 5305-00-639-3377 contain hazardous materials?
When the NSN 5305-00-639-3377 was assigned to the Federal Catalog?
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