1-321-802-5889
Email Us

NSN 5305-00-637-5503

High Torque Screw

About this product

Between 0.891 inches and 0.938 inches fastener length, flat countersunk head style, between 0.497 inches and 0.507 inches head diameter, grip diameter: between 0.2487 inches and 0.2492 inches .

Manufacturer part number NAS334-7 for national stock number 5305006375503.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-637-5503.

  • MPN or Model

    NAS334-7

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.443 inches and 0.510 inches
  • Fastener Length
    Between 0.891 inches and 0.938 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.497 inches and 0.507 inches
  • Grip Diameter
    Between 0.2487 inches and 0.2492 inches
  • Shank Unthreaded Hole Diameter
    0.076 inches first hole
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.428 inches and 0.448 inches
  • Width Across Flats
    Between 0.157 inches and 0.159 inches
  • Thready Qty Per Inch (tpi)
    28
  • 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
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    0.740 inches first hole and 0.760 inches first hole
  • Surface Finish
    32.0 microinches grip
  • Material
    Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
  • Material Specification
    Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, ty2 cl3 federal specification single treatment response
  • Thread Series Designator
    Unf
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

Pricing and Availability

Get a quote for 5305-00-637-5503 close tolerance screw
Quantity:
Your Email:
Your Name:
Company Name:
Optional reference:
Phone:
NSN 5305006375503

We do not share, sell, or distribute your information to any third party.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards
Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS334-7 National Aerospace Standards
Stock Check
Availability of this NSN has not been updated recently. Submit the pricing and availbility form above to receive an up to date quote.