Socket Head Cap Screw

1-72NF3AX3-8

1-72NF3AX3-8
(NSN) National Stock Number
5305-00-040-9383
Federal Supply Classification
5305 Screws
Item Name Code
16282
Schedule B Code
7318152000
Summary

3a thread class, right-hand thread direction, 0.375 inches maximum thread length, 0.359 inches minimum and 0.391 inches maximum fastener length, flat chamfer head style, 0.114 inches minimum and 0.118 inches maximum head diameter

DAC HCC DMIL RNCC
2 - - 5
RNVC SADC MSDS RNAAC
2 - - 9Z
Identification

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

INC FIIG Concept Condition
16282 A003B0 - 1
Specifications
Thread Class
3a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Thread Length
0.375 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.359 inches minimum and 0.391 inches maximum
Details The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
Head Style
flat chamfer
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.114 inches minimum and 0.118 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.070 inches minimum and 0.073 inches maximum
Details A measurement from the bottom to the top of the head,in distinction from depth.
Spline Minor Diameter
0.049 inches minimum and 0.051 inches maximum
Details The length of a straight line which passes through the center of the smallest cross section of a spline,and terminates at the circumference.
Spline Major Diameter
0.061 inches minimum and 0.062 inches maximum
Details The length of a straight line which passes through the center of the largest cross section of a spline,and terminates at the circumference.
Spline Width
0.013 inches minimum and 0.014 inches maximum
Details None.
Internal Drive Style
six spline
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nominal Thread Diameter
0.073 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
72
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
oxide overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Thread Series Designator
unf
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
655-023-9014 70210 1 - 3 2 - SE
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
50600 - Q -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
SPS TECHNOLOGIES, LLC DIV FASTENERS
CAGE: 56878
JENKINTOWN , PA , 19046-2630
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-040-9383
What is the NIIN of the NSN 5305-00-040-9383?
The National Item Identification Number (NIIN) of the NSN 5305-00-040-9383 is 00-040-9383
When the NSN 5305-00-040-9383 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Mon, Nov 13, 1972
Does the NSN 5305-00-040-9383 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-040-9383 contain any hazardous material?
No data in HMIRS

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