425576

425576 Assembled Washer Screw
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Datasheet. 425576 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a

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.

RIGHT-Hand

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.210in. and 0.281in. ⁓9/32"

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.

0.281in. and 0.312in. ⁓5/16"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

hexagon

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.172in. and 0.190in. ⁓13/64"

Width Between Flats

0.428in. and 0.437in.

Washer Quantity
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.

slot

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.250in. ⁓1/4"

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

28

Primary Washer Outside Diameter

0.460in. and 0.475in.

Primary Washer Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.

flat external teeth

Primary Washer Material Thickness

0.023in. and 0.028in.

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 1010 or steel comp 1020 or steel comp 1050

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

sae assn std all material responses

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.

cadmium or zinc

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.

QQ-P-416, ty 1, cl 3 fed spec 1st treatment response or QQ-Z-325, ty 1, cl 3 fed spec 2nd treatment response

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.

unf

Answers.

What class is the thread series?

Unf

What material is the assembled washer screw made of ?

Steel comp 1010 or steel comp 1020 or steel comp 1050

What is the thread quantity per inch?

28

What is the head style?

Hexagon

What is the thread length?

0.210 inches minimum and 0.281 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 425576?

5305-00-042-5576

How is this classified for shipping?

Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 425576?

FSC 5305 ⁓ Screws

NSN 5305-00-042-5576 SCREW,ASSEMBLED WASHER

unf thread series cadmium or zinc surface treated 28 thread quantity per inch hexagon head style 0.210" thread length right-hand 2a thread class

NIIN
000425576
NIIN Date
01/01/63
Schedule B
7318152000 
Name Code
06660
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

Major End Users Countries and entities

  • - Austria 
  • - Republic of Korea 
  • - Greece 
  • - Turkey 

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Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

425576 / 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).