NSN 5305-01-458-3541
High Torque Screw
Between 1.098 inches and 1.128 inches fastener length, flat countersunk head style, between 0.258 inches and 0.305 inches head diameter, grip diameter: between 0.2041 inches and 0.2051 inches .
Manufacturer part number C7985-3-12R for national stock number 5305014583541.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-458-3541.
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MPN or Model
C7985-3-12R
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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)
096640 - Screws, Iron Or Steel -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.338 inches and 0.388 inches -
Fastener Length
Between 1.098 inches and 1.128 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.258 inches and 0.305 inches -
Grip Diameter
Between 0.2041 inches and 0.2051 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.190 inches -
Grip Length
Between 0.740 inches and 0.760 inches -
Thready Qty Per Inch (tpi)
32 -
Min. Tensile Strength (psi)
220000 pounds per square inch -
Hardness Rating
46.0 rockwell c and 49.0 rockwell c -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Steel comp h11 -
Material Specification
Ams6487 assn standard single material response -
Surface Treatment
Cadmium -
Surface Treatment Specification
Nas672 assn standard 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.
Pricing and Availability
Get a quote for 5305-01-458-3541 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
C7985-3-12R | Lockheed Martin Corporation |
C7985-3-12R | Sps Technologies, Llc |
C7985-3-12R | Sps Technologies, Llc |
C7985-3-12R | Alcoa Global Fasteners, Inc. |
Stock Check
- NE: 28