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NSN 5305-00-820-1214

High Torque Screw

About this product

Between 0.761 inches and 0.791 inches fastener length, flat countersunk head style, between 0.328 inches and 0.385 inches head diameter, grip diameter: between 0.1885 inches and 0.1995 inches .

Manufacturer part number NAS1203-8 for national stock number 5305008201214.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-820-1214.

  • MPN or Model

    NAS1203-8

  • 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)
  • Unit Weight (Est.)
    0.7 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.276 inches
  • Fastener Length
    Between 0.761 inches and 0.791 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.328 inches and 0.385 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1995 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.190 inches
  • Grip Length
    0.500 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 type 2 cl 3 federal specification all treatment responses
  • Thread Series Designator
    Unf
  • Specification Data
    80205-nas1203 professional/industrial association standard
More from these suppliers
Close Tolerance Screw

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

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NSN 5305008201214

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1203-8 Alcoa Fastening Systems
NAS1203-8 National Aerospace Standards
NAS1203-8 Nor-cal Supply Co.inc.
NAS1203-8 Hi-shear Corporation
NAS1203-8 Sps Technologies, Llc
NAS1203-8 Eriks Southwest Inc
NAS1203-8 Apcom Inc
NAS1203-8 Sps Technologies, Llc
NAS1203-8 Lawrence Engineering And Supply Inc
NAS1203-8 Collins Engineering Corp
NAS1203-8 Durham Aircraft Service Inc
NAS1203-8 Air Industries Co Inc
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