Ribbed Shoulder Bolt
31508
(NSN) National Stock Number
5306-00-579-5406
Federal Supply Classification
5306 Bolts
Item Name Code
16014
Schedule B Code
7318152000
Summary
2a thread class, right-hand thread direction, 0.844 inches minimum and 0.906 inches maximum thread length, 1.719 inches minimum and 1.871 inches maximum fastener length, pan no. 2 head style, 0.750 inches nominal head diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 16014 | A003B0 | - | 1 |
Specifications
Thread Class
2a
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
0.844 inches minimum and 0.906 inches maximum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
1.719 inches minimum and 1.871 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
pan no. 2
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.750 inches nominal
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Head Height
0.229 inches minimum and 0.239 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.Shoulder Diameter
0.526 inches minimum first shoulder and 0.531 inches maximum first shoulder
Details
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.Shoulder Length
0.552 inches minimum first shoulder and 0.562 inches maximum first shoulder
Details
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.Rib Major Diameter
0.552 inches minimum and 0.562 inches maximum
Details
The length of a straight line which passes through the center of the rib,and terminates at the outermost surface of the circumference.Rib Length
0.552 inches minimum and 0.562 inches maximum
Details
A measurement of the longest dimension of a rib along a line parallel to the longitudinal axis.Distance From Largest Diameter Of Bearing Surface Of Head To Ribs
0.062 inches nominal
Details
The measurement from the largest diameter of the bearing surface of the head to the ribs.Nominal Thread Diameter
0.500 inches
Details
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Features Provided
casehardened
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Thread Quantity Per Inch
20
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
110000 pounds per square inch
Details
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.Hardness Rating
20.0 rockwell c minimum overall and 24.0 rockwell c maximum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Shoulder Shape
ribbed first shoulder
Details
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.Material
steel comp 1020 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-s-634 fed spec single material response overall
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Surface Treatment
cadmium 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 |
|---|---|---|---|---|---|---|---|
| 8528125 | 18876 | 1 | - | 5 | 2 | - | BD |
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 |
|---|---|---|---|
| 48950 | - | W | U |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 573 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5306-00-579-5406
What is the NIIN of the NSN 5306-00-579-5406?
The National Item Identification Number (NIIN) of the NSN 5306-00-579-5406 is 00-579-5406
When the NSN 5306-00-579-5406 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5306-00-579-5406 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-579-5406 contain any hazardous material?
No data in HMIRS
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