Tapping Screw
177018
(NSN) National Stock Number
5305-00-017-7018
Federal Supply Classification
5305 Screws
Item Name Code
41756
Schedule B Code
7318140000
Summary
1.250 inches nominal fastener length, flat countersunk head style, 0.359 inches minimum and 0.395 inches maximum head diameter, slot internal drive style, casehardened features provided, double flute (type f) nonmachine thread style
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 6 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | 9Z |
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
1.250 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
flat countersunk
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.Head Diameter
0.359 inches minimum and 0.395 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
slot
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
double flute (type f)
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 comp 1016 overall or steel comp 1018 overall or steel comp 1019 overall or steel comp 1021 overall or steel comp 1022 overall or steel comp 1524 overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
aisi assn std all material responses 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 and chromate 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 all treatment responses 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.Nondefinitive Spec/Std Data
cs type and 2s style
Details
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| FF-S-107 | 81348 | 4 | - | 4 | 1 | - | 9Z |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 48950 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 713 | Z | 9 |
Certified Supplier
Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.
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Manufacturer
LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS
CAGE: 38597
MIDDLE RIVER
, MD
, 21220-4207
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-017-7018
What is the NIIN of the NSN 5305-00-017-7018?
The National Item Identification Number (NIIN) of the NSN 5305-00-017-7018 is 00-017-7018
When the NSN 5305-00-017-7018 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-017-7018 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-017-7018 contain any hazardous material?
No data in HMIRS
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