NSN 5305-01-481-7843
High Torque Screw
Cetyl alcohol per mil-l-87132, type i, grade b; chamfered end - chamfer plus incomplete threads not to exceed 2 thread pitches.
Manufacturer part number 3M1170D4-4AF for national stock number 5305014817843.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-481-7843.
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MPN or Model
3M1170D4-4AF
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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
0.425 inches -
Fastener Length
Between 0.660 inches and 0.690 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.3859 inches and 0.3948 inches -
Spline Minor Diameter
Between 0.1105 inches and 0.1125 inches -
Spline Major Diameter
Between 0.1540 inches and 0.1560 inches -
Grip Diameter
Between 0.2485 inches and 0.2495 inches -
Single Shear Strength
125000 pounds per square inch -
Point Style
Flat -
Internal Drive Style
Torx -
End Application
F18 e/f -
Thread Diameter
0.250 inches -
Grip Length
Between 0.240 inches and 0.260 inches -
Features Provided
Dry film lubricant -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
4400 pounds per square inch -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Criticality Code Justification
Agav -
Part Name Assigned By Controlling Agency
Bolt, 100 degrees reduced head, gear drive recess -
Material
Steel comp xm-13 -
Material Specification
Ams 5629, ph13-8mo assn standard single material response -
Surface Treatment
Aluminum -
Surface Treatment Specification
Mil-dtl-83488, type ii, class 3 military 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 5305-01-481-7843 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
3M1170D4-4AF | Boeing Company, The |
HP1170D4-4F | Heartland Precision Fasteners, Inc. |
TX1027D4-4AF | Sps Technologies, Llc |
11825D4-4AF | Reid Products Inc. |
Stock Check
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