Shoulder Bolt
2-73843-1
(NSN) National Stock Number
5306-00-326-7660
Federal Supply Classification
5306 Bolts
Item Name Code
04905
Schedule B Code
7318152000
Summary
3a thread class, right-hand thread direction, 0.255 inches minimum thread length, 2.220 inches minimum and 2.230 inches maximum fastener length, square head style, 0.100 inches nominal head height
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZZ |
Identification
An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 04905 | 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
0.255 inches minimum
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Fastener Length
2.220 inches minimum and 2.230 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
square
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Height
0.100 inches nominal
Details
A measurement from the bottom to the top of the head,in distinction from depth.Width Between Flats
0.750 inches nominal
Details
None.Shoulder Diameter
0.3738 inches minimum second shoulder and 0.3743 inches maximum second shoulder
Details
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.Shoulder Diameter
0.4990 inches minimum first shoulder and 0.5000 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
0.755 inches nominal second shoulder
Details
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.Shoulder Length
0.910 inches minimum first shoulder and 0.920 inches maximum first shoulder
Details
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.Locking Feature
pellet threads
Details
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.Shank Unthreaded Hole Diameter
0.076 inches nominal first hole
Details
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.End Item Identification
f100 eng
Details
The national stock number or the identification information of the end equipment for which the item is a part.Nominal Thread Diameter
0.250 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
28
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Minimum Tensile Strength
160000 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
53.0 rockwell c maximum overall
Details
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.Distance From Head Largest Bearing Surface To Shank Hole Center
2.120 inches minimum first hole and 2.130 inches maximum first hole
Details
The distance from the shank hole centerline to the largest bearing surface of the head.Shoulder Shape
round 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.Special Features
shoulder is casehardened
Details
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
mil-s-5000 cond c4 mil 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.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 |
|---|---|---|---|---|---|---|---|
| 2-73843-1 | 76823 | 2 | - | 3 | 9 | - | SB |
| 2-73843-1 | 79U29 | 5 | - | 3 | 2 | - | ZZ |
| 2-73843-1 | 0JRC1 | 5 | - | 5 | 9 | - | ZZ |
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 | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 574 | Z | 9 |
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Manufacturer
FAQs
Frequently asked questions for NSN 5306-00-326-7660
What is the NIIN of the NSN 5306-00-326-7660?
The National Item Identification Number (NIIN) of the NSN 5306-00-326-7660 is 00-326-7660
When the NSN 5306-00-326-7660 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Mon, Dec 3, 1973
Does the NSN 5306-00-326-7660 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-326-7660 contain any hazardous material?
No data in HMIRS
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