Tapping Screw
745-242228
(NSN) National Stock Number
5305-00-390-0551
Federal Supply Classification
5305 Screws
Item Name Code
41756
Schedule B Code
7318140000
Summary
0.250 inches nominal fastener length, pan head style, 0.357 inches minimum and 0.373 inches maximum head diameter, 0.122 inches minimum and 0.133 inches maximum head height, cross recess type 1 internal drive style, blunt (type tt) nonmachine thread style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 3 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | ZA |
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
0.250 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
pan
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.357 inches minimum and 0.373 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
0.122 inches minimum and 0.133 inches maximum
Details
A measurement from the bottom to the top of the head,in distinction from depth.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
blunt (type tt)
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.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.Material Document And Classification
abw393m,fscm 06853 mfr ref 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.Surface Treatment Document And Classification
qq-p-416,type 1; class 3 fed spec single 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 |
|---|---|---|---|---|---|---|---|
| 242228 | 06853 | 5 | - | 3 | 2 | - | PA |
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 5305-00-390-0551
What is the NIIN of the NSN 5305-00-390-0551?
The National Item Identification Number (NIIN) of the NSN 5305-00-390-0551 is 00-390-0551
When the NSN 5305-00-390-0551 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Thu, Mar 28, 1974
Does the NSN 5305-00-390-0551 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-390-0551 contain any hazardous material?
No data in HMIRS
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