NSN 5305-01-407-9494
High Torque Screw
Between 1.263 inches and 1.293 inches fastener length, flat countersunk head style, between 0.438 inches and 0.511 inches head diameter, grip diameter: between 0.2490 inches and 0.2495 inches .
Manufacturer part number 03A416-4-14 for national stock number 5305014079494.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-407-9494.
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MPN or Model
03A416-4-14
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Schedule B
8105.90.0000 (Cobalt, wrought, and articles thereof) -
NMF (National Motor Freight)
096640 - Screws, Iron Or Steel -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.403 inches -
Fastener Length
Between 1.263 inches and 1.293 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.438 inches and 0.511 inches -
Grip Diameter
Between 0.2490 inches and 0.2495 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.250 inches -
Grip Length
Between 0.865 inches and 0.885 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
240000 pounds per square inch -
Minimum Yield Strength
132000 pounds per square inch -
Countersink Angle
Between 129.0 degrees and 131.0 degrees -
Surface Finish
32.0 microinches threads -
Material
Cobalt comp mp-35-n -
Material Specification
Ams 5844 assn standard single material response -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification single treatment response -
Thread Series Designator
Unjf
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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.
![Mechanic Bill explains High Torque Screw](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-407-9494 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
03A416-4-14 | Northrop Grumman Systems Corporation |
PBF1571-4-14 | Sps Technologies, Llc |
HR258-4-14 | Hi-shear Corporation |
125301-4-14 | Sps Technologies, Llc |
Stock Check
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