74B420051-2001
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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.
3a thread class, right-hand thread direction, 1.715 inches nominal fastener length, 0.340 inches nominal thread length, spline drive shear head 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
- 0.340 inches nominal
- Fastener Length
- 1.715 inches nominal
- Head Style
- spline drive shear head
- Head Height
- 0.210 inches minimum
- Width Between Flats
- 0.578 inches minimum and 0.585 inches maximum
- Hole Diameter
- 0.107 inches nominal
- Grip Diameter
- 0.3740 inches minimum and 0.3745 inches maximum
- Shank Unthreaded Hole Diameter
- 0.107 inches nominal first hole
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 1.375 inches nominal
- Hole Quantity
- 1
- Hole Type
- drilled
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hole Configuration Style
- round
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 1.586 inches minimum and 1.596 inches maximum first hole
- Material
- steel comp xm-13 overall
- Material Document And Classification
- ams5629 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response overall
- Thread Series Designator
- unjf
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 |
|---|---|
| 10115982 | Close Tolerance Bolt |
| 74B420051-2001 | Close Tolerance Bolt |
FAQs
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What is the FSCG of the NSN 5306-01-140-3070?
Does the NSN 5306-01-140-3070 have a Schedule B code assigned?
Does NSN 5306-01-140-3070 require demilitarization?
Does NSN 5306-01-140-3070 contain precious materials?
Does NSN 5306-01-140-3070 contain hazardous materials?
When the NSN 5306-01-140-3070 was assigned to the Federal Catalog?
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