5305-01-246-0611
Find complete technical information, availability, and procurement data for: 5305-01-246-0611
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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.)
1.638 inches minimum and 1.668 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.378 inches minimum and 0.428 inches maximum thread length, pan no. 2 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
- 0.378 inches minimum and 0.428 inches maximum
- Fastener Length
- 1.638 inches minimum and 1.668 inches maximum
- Head Style
- pan no. 2
- Head Diameter
- 0.477 inches minimum and 0.492 inches maximum
- Head Height
- 0.140 inches minimum and 0.150 inches maximum
- Grip Diameter
- 0.2485 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- offset cruciform (torque set)
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 1.240 inches minimum and 1.260 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Part Name Assigned By Controlling Agency
- navy special project
- Special Features
- internal drive ribbed
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams5731 assn std single material response or ams5732 assn std single material response or ams5737 assn std single material response overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 2 fed spec single treatment response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas1578 professional/industrial association standard
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 |
|---|---|
| NAS1578C4-20P | Close Tolerance Screw |
| NAS1578C4R20 | Close Tolerance Screw |
| NAS1578C4R20P | Close Tolerance Screw |
FAQs
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When the NSN 5305-01-246-0611 was assigned to the Federal Catalog?
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