FRSS7500-8-C-3 Panel Screw Assembly

Datasheet. FRSS7500-8-C-3 specification

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

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

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.

0.635in. ⁓41/64"

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

knurled no. 4

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.420in.

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

0.495in. ⁓1/2"

Material Accommodated Thickness
The thickness of the material to be accommodated.

0.094in. and 0.155in.

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

0.164in. (UTS #8)

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

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

aluminum alloy 6061 head

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

steel comp 301 primary washer

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

steel comp 303 bearing surface of head

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

steel comp 302 spring

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

steel comp 304 STAND-Off

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.

astm A-493 assn std single material response bearing surface of head

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.

MIL-S-5059 mil spec single material response primary washer

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.

QQ-S-763 fed spec single material response STAND-Off

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.

QQ-W-22518 fed spec single material response head

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.

QQ-W-423 form i cond b fed spec single material response spring

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.

anodize head

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.

passivate bearing surface of head

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.

passivate 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.

passivate spring

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.

passivate STAND-Off

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.

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