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Datasheet. 1421ABK25 specification
Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
RIGHT-Hand
Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.625in. ⁓5/8"
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
Washer Quantity
The number of washers included on the item.
The number of washers included on the item.
1
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
End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.
The national stock number or the identification information of the end equipment for which the item is a part.
F-15Sa
Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
0.190in. (UTS #10)
Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
32
Primary Washer Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.
flat
Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
10-32 black rack screw with nylon washer
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.
internal drive still also resembles phillips head, doesn't go all the way across head
Color
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
black
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.
plastic nylon primary washer
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.
oxide
Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unf
Answers.
What class is the thread series?
Unf
What material is the assembled washer screw made of ?
Plastic nylon primary washer
What is the thread quantity per inch?
32
What is the head style?
Pan
What is the thread length?
0.625 inches
What is the thread direction?
Right-hand
What's the federal classification of 1421ABK25?
FSC 5305 ⁓ Screws
NSN 5305-01-629-8583 SCREW,ASSEMBLED WASHER
Used on F-15SA. unf thread series oxide surface treated internal drive still also resembles phillips head, doesn't go all the way across head 10-32 black rack screw with nylon washer 32 thread quantity per inch pan head style 0.625" thread length right-hand
- NIIN
- 016298583
- NIIN Date
- 07/16/14
- Schedule B
- Name Code
- 06660
- FIIG
- A003B0
- DEMIL / ITAR
- Uncontrolled item (Code )
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- --
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Department of The Air Force
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1421ABK25 / Screw,assembled washerWhat is the formal definition of this item?
A screw, (as modified) to which has been assembled one or more nonremovable washer(s).
