Tapping Screw
NAS548P4-8
(NSN) National Stock Number
5305-00-282-0448
Federal Supply Classification
5305 Screws
Item Name Code
41756
Schedule B Code
7318140000
Summary
0.500 inches nominal fastener length, flat countersunk head style, 0.207 inches minimum and 0.225 inches maximum head diameter, cross recess type 1 internal drive style, casehardened features provided, dog type (type b or c) nonmachine thread style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 3 |
| 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
0.207 inches minimum and 0.225 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.Features Provided
casehardened
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Nonmachine Thread Style
dog type (type b or c)
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.Countersink Angle
100.0 degrees nominal
Details
The included angle of the countersink.Nonmachine Nominal Thread Diameter
0.112 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.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| PK79XZ4-8 | 45722 | 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 | U |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
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Manufacturer
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
CAGE: 80205
ARLINGTON
, VA
, 22209
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-282-0448
What is the NIIN of the NSN 5305-00-282-0448?
The National Item Identification Number (NIIN) of the NSN 5305-00-282-0448 is 00-282-0448
When the NSN 5305-00-282-0448 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-282-0448 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-282-0448 contain any hazardous material?
No data in HMIRS
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