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Datasheet. 144789 specification
Fastener Length
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.
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.
0.250in. ⁓1/4"
Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
pan no. 2
Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
0.205in. and 0.219in.
Head Height
A measurement from the bottom to the top of the head,in distinction from depth.
A measurement from the bottom to the top of the head,in distinction from depth.
0.058in. and 0.068in. ⁓5/64"
Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
slot
Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.
Those features,not otherwise specified,which may be required for proper functioning of the item.
casehardened
Nonmachine Thread Style
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.
gimlet point (type a, ab or ba)
Nonmachine Nominal Thread Diameter
The length of a straight line which passes through the center of the nonmachine threaded portion,and terminates at the circumference.
The length of a straight line which passes through the center of the nonmachine threaded portion,and terminates at the circumference.
0.112in.
Special Features
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.
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.
head style, pan slot drive
Material
The chemical compound or mechanical mixture properties of which the item is fabricated.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
Surface Treatment
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.
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.
cadmium
Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-P-416, type 2, class 3 fed spec single treatment response
Nondefinitive Spec/std Data
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
a type
Answers.
What material is the tapping screw made of ?
Steel
What is the head style?
Pan no. 2
How is this classified for shipping?
Schedule B number: 7318140000
Self-tapping screws of iron or steel
What's the federal classification of 144789?
FSC 5305 ⁓ Screws
NSN 5305-00-014-4789 SCREW,TAPPING
cadmium surface treated head style, pan slot drive pan no. 2 head style
- NIIN
- 000144789
- NIIN Date
- 01/01/63
- Schedule B
- 7318140000
- Name Code
- 41756
- FIIG
- A003B0
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | FFS107 | Cage 81348 |
| 2. | 7413779 | Cage 19207 |
Major End Users Countries and entities
- - Austria
- - Spain
- - Greece
- - Turkey
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144789 / Screw,tappingWhat is the formal definition of this item?
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.
