5305-00-288-2421
Find complete technical information, availability, and procurement data for: 5305-00-288-2421
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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, right-hand thread direction, 1.639 inches minimum and 1.686 inches maximum fastener length, 0.441 inches minimum and 0.508 inches maximum thread length, 3a thread class
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
- 0.441 inches minimum and 0.508 inches maximum
- Fastener Length
- 1.639 inches minimum and 1.686 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.625 inches minimum and 0.635 inches maximum
- Grip Diameter
- 0.3110 inches minimum and 0.3120 inches maximum
- Internal Drive Style
- high-torque
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 1.178 inches minimum and 1.198 inches maximum
- Thread Quantity Per Inch
- 24
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Material
- steel overall
- Material Document And Classification
- 23-105 fscm 76301 mfr ref single material response overall
- Surface Treatment
- cadmium overall
- Surface Treatment Document And Classification
- ps 13145 fscm 76301 mfr ref single treatment response overall
- Thread Series Designator
- unjf
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| 3M263-5-19 | Close Tolerance Screw |
| 66117H5-19 | Close Tolerance Screw |
| HS2623-5Z19 | Close Tolerance Screw |
| HT195-5-19 | Close Tolerance Screw |
| HT8115-5-19 | Close Tolerance Screw |
FAQs
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Does NSN 5305-00-288-2421 contain precious materials?
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When the NSN 5305-00-288-2421 was assigned to the Federal Catalog?
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