NSN 5305-00-571-9596
High Torque Screw
Between 0.763 inches and 0.793 inches fastener length, flat countersunk head style, between 0.350 inches and 0.399 inches head diameter, grip diameter: between 0.2490 inches and 0.2495 inches .
Manufacturer part number GB510BF4-6 for national stock number 5305005719596.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-00-571-9596.
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MPN or Model
GB510BF4-6
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.378 inches and 0.428 inches -
Fastener Length
Between 0.763 inches and 0.793 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.350 inches and 0.399 inches -
Grip Diameter
Between 0.2490 inches and 0.2495 inches -
Shank Unthreaded Hole Diameter
0.076 inches and 0.086 inches first hole -
Internal Drive Style
High-torque -
Thread Diameter
0.250 inches -
Grip Length
Between 0.365 inches and 0.385 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Distance From Head Largest Bearing Surface To Shank Hole Center
0.653 inches first hole and 0.703 inches first hole -
Surface Finish
32.0 microinches threads -
Part Name Assigned By Controlling Agency
Navy special project -
Material
Iron alloy 660 -
Material Specification
Ams 5732 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 5305-00-571-9596 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
GB510BF4-6 | Northrop Grumman Systems Corporation |
76121-4-6 | Sps Technologies, Llc |
76121-4-6 | Sps Technologies, Llc |
GB510BF4-6 | Northrop Grumman Systems Corporation |
76121-4-6 | Sps Technologies, Llc |
76121-4-6 | Sps Technologies, Llc |
Stock Check
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