5305-01-264-1638
Find complete technical information, availability, and procurement data for: 5305-01-264-1638
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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 chamfer head style, 3.750 inches minimum thread length, right-hand thread direction, 2a thread class, 4.860 inches minimum and 5.000 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 3.750 inches minimum
- Fastener Length
- 4.860 inches minimum and 5.000 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 2.224 inches minimum and 2.250 inches maximum
- Head Height
- 1.485 inches minimum and 1.500 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 1.500 inches
- Width Across Flats
- 1.000 inches nominal
- Thread Quantity Per Inch
- 8
- Part Name Assigned By Controlling Agency
- navy special project
- Material
- steel comp 4140 or steel comp 4142 or steel comp 4145 overall
- Material Document And Classification
- astm a193 gr b7 assn std single material response overall
- Thread Series Designator
- un
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 |
|---|---|
| 8712A04 | Socket Head Cap Screw |
FAQs
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