Tapping Screw
D9578-56A9
(NSN) National Stock Number
5305-00-011-1687
Federal Supply Classification
5305 Screws
Item Name Code
41756
Schedule B Code
7318140000
Summary
0.500 inches nominal fastener length, flat countersunk head style, 0.340 inches minimum and 0.385 inches maximum head diameter, cross recess type 1 internal drive style, gimlet point (type a, ab or ba) nonmachine thread style, 80.0 degrees minimum and 82.0 degrees maximum countersink angle
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | XX |
Identification
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 41756 | A003B0 | - | 1 |
Specifications
Fastener Length
0.500 inches nominal
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 countersunk
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.340 inches minimum and 0.385 inches maximum
Details
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.Internal Drive Style
cross recess type 1
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.Nonmachine Thread Style
gimlet point (type a, ab or ba)
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Details
The included angle of the countersink.Nonmachine Nominal Thread Diameter
0.190 inches
Details
The length of a straight line which passes through the center of the nonmachine threaded portion,and terminates at the circumference.Material
steel overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Surface Treatment
cadmium overall or zinc 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.Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec 1st treatment response overall or qq-z-325,ty 2,cl 3 fed spec 2nd treatment response overall
Details
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 111687 | 21450 | 1 | - | 5 | 2 | - | BF |
| 125972 | 21450 | 1 | - | 5 | 2 | - | BF |
| FFS107TYPEASTYLE6S | 81348 | E | - | 4 | 1 | - | XX |
| 111687 | 24617 | X | - | 3 | 2 | - | XX |
| 125972 | 24617 | X | - | 3 | 2 | - | XX |
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 |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
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Manufacturer
FAQs
Frequently asked questions for NSN 5305-00-011-1687
What is the NIIN of the NSN 5305-00-011-1687?
The National Item Identification Number (NIIN) of the NSN 5305-00-011-1687 is 00-011-1687
When the NSN 5305-00-011-1687 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-011-1687 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-011-1687 contain any hazardous material?
No data in HMIRS
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