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5305-01-347-9779

Find complete technical information, availability, and procurement data for: 5305-01-347-9779

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5305-01-347-9779
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-347-9779
Item Name Code
06672
Assigment Date
11/03/1991 (34 years ago)

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

0.600 inches minimum and 0.660 inches maximum thread length, right-hand thread direction, 3a thread class, 4.240 inches minimum and 4.260 inches maximum fastener length, hexagon head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.600 inches minimum and 0.660 inches maximum
Fastener Length
4.240 inches minimum and 4.260 inches maximum
Head Style
hexagon
Head Height
0.219 inches nominal
Width Between Flats
0.553 inches minimum and 0.564 inches maximum
Hole Diameter
0.060 inches minimum and 0.070 inches maximum
Point Length
3.580 inches minimum and 3.660 inches maximum
Point Diameter
0.249 inches minimum and 0.250 inches maximum
Point Style
flat
Internal Drive Style
w/o internal drive
Nominal Thread Diameter
0.312 inches
Hole Quantity
1
Hole Type
drilled
Features Provided
dry film lubricant
Thread Quantity Per Inch
24
Hole Configuration Style
hexagon longitudinal hole
Point Chamfer Angle
42.0 degrees minimum and 48.0 degrees maximum
Material
iron alloy 660 overall
Material Document And Classification
ams 5731 assn std single material response overall
Thread Series Designator
unjf

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Part Number Name
7057M70P07 Setscrew

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-347-9779?
The FSCG of the NSN 5305-01-347-9779 is 5305
Does the NSN 5305-01-347-9779 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-347-9779 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-347-9779 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-347-9779 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-347-9779 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Sun, Nov 3, 1991

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