5305-01-058-0752
Find complete technical information, availability, and procurement data for: 5305-01-058-0752
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A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
flat countersunk head style, 0.378 inches minimum and 0.428 inches maximum thread length, 3a thread class, right-hand thread direction, 0.575 inches minimum and 0.605 inches maximum fastener length
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
- 0.575 inches minimum and 0.605 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.350 inches minimum and 0.399 inches maximum
- Grip Diameter
- 0.2490 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- offset cruciform (torque set)
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.177 inches minimum and 0.197 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 24.0 rockwell c minimum and 35.0 rockwell c maximum overall
- Countersink Angle
- 100.0 degrees nominal
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Material
- iron alloy 660 overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas1581 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 |
|---|---|
| 5305PL0783054 | Close Tolerance Screw |
| NAS1581C4T3 | Close Tolerance Screw |
FAQs
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