1-321-802-5889

NSN 5305-00-402-5749

Lag Screw

About this product

3.500 inches fastener length, hexagon head style, between 0.150 inches and 0.188 inches head height, width between flats: between 0.425 inches and 0.438 inches .

Manufacturer part number ANSI B18.2.1 for national stock number 5305004025749.

Datasheet

  • Product description

    Lag Screw NSN 5305-00-402-5749.

  • MPN or Model

    ANSI B18.2.1

  • 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)
  • Fastener Length
    3.500 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.150 inches and 0.188 inches
  • Width Between Flats
    Between 0.425 inches and 0.438 inches
  • Shoulder Diameter
    0.237 inches first shoulder and 0.260 inches first shoulder
  • Shoulder Length
    0.094 inches first shoulder
  • Min. Tensile Strength (psi)
    55000 pounds per square inch
  • Hardness Rating
    60.0 rockwell b
  • Nonmachine Thread Style
    Gimlet point (type a, ab or ba)
  • Nonmachine Thread Diameter
    0.250 inches
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel
  • Surface Treatment
    Zinc
  • Surface Treatment Specification
    Astm a153-60 assn standard single treatment response
Lag Screw

An externally threaded fastener having a square or hexagon head and with a continuous thread (wood screw type or fetter type) extending from a gimlet or cone point for a distance of slightly more than one-half the length of the screw.

Mechanic Bill explains Lag Screw

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NSN 5305004025749

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ANSI B18.2.1 General Services Administration
FF-B-561 Federal Specifications
FF-B-561 TY1ST1GRB General Services Administration
MS16992-508 Military Standards
230024 Hillman Group Inc The
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