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NSN 5305-01-347-9809

High Torque Screw

About this product

Between 1.304 inches and 1.334 inches fastener length, flat countersunk head style, between 0.577 inches and 0.695 inches head diameter, grip diameter: between 0.3110 inches and 0.3120 inches .

Manufacturer part number HR242-5-12P for national stock number 5305013479809.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-347-9809.

  • MPN or Model

    HR242-5-12P

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.469 inches
  • Fastener Length
    Between 1.304 inches and 1.334 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.577 inches and 0.695 inches
  • Grip Diameter
    Between 0.3110 inches and 0.3120 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.312 inches
  • Grip Length
    Between 0.740 inches and 0.760 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    220000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Nickel alloy 718
  • Material Specification
    Ams 5662 assn standard single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 ty2 cl2 federal specification single treatment response
  • Thread Series Designator
    Unjf
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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 5305013479809

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HR242-5-12P Hi-shear Corporation
HR242-5-12P Lisi Aerospace Canada Corp
AIC4410-5-12P Sps Technologies, Llc
VCL0008-5-12P Valley-todeco, Inc.
SLB217-5-12P Space-lok, Inc.
X007-5-12P Huck International, Inc.
03A161-5-12P Northrop Grumman Systems Corporation
PBF1419-5-12P Sps Technologies, Llc
123471-5-12P Sps Technologies, Llc
X007-5-12P Huck Intl Inc
Stock Check
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