NSN 5305-01-166-4045
High Torque Screw
0.076 in. Dia hole thru thds.
Manufacturer part number 51B222-15H for national stock number 5305011664045.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-166-4045.
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MPN or Model
51B222-15H
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.316 inches -
Fastener Length
1.396 inches -
Head Style
Pan -
Head Diameter
0.464 inches -
Head Height
Between 0.133 inches and 0.150 inches -
Grip Diameter
0.2490 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.250 inches -
Grip Length
0.938 inches -
Thready Qty Per Inch (tpi)
28 -
Hardness Rating
39.0 rockwell c and 43.0 rockwell c -
Surface Finish
32.0 microinches grip -
Material
Steel comp 4140 or steel comp 4340 or steel comp 8740 -
Material Specification
Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response -
Surface Treatment
Cadmium -
Surface Treatment Specification
Qq-p-416, type 2 federal specification single treatment response -
Thread Series Designator
Unf
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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.
Pricing and Availability
Get a quote for 5305-01-166-4045 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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51B222-15H | Northrop Grumman Technical Services, |
51B222-15H | Northrop Grumman Systems Corporation |