5305-01-543-2022
Find complete technical information, availability, and procurement data for: 5305-01-543-2022
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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 fillister head style, 3a thread class, 1.750 inches minimum fastener length, 1.000 inches minimum thread length, right-hand thread direction
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
- 1.000 inches minimum
- Fastener Length
- 1.750 inches minimum
- Head Style
- flat fillister
- Head Diameter
- 0.365 inches minimum and 0.375 inches maximum
- Head Height
- 0.244 inches minimum and 0.250 inches maximum
- Hole Diameter
- 0.044 inches minimum and 0.050 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.188 inches nominal
- Hole Quantity
- 6
- Hole Type
- drilled
- Thread Quantity Per Inch
- 28
- Hole Configuration Style
- round internal hexagon
- Material
- steel corrosion resisting overall
- Surface Treatment
- cadmium overall
- Thread Series Designator
- unrf
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 |
|---|---|
| NAS1351C4H28P | Socket Head Cap Screw |
FAQs
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