Part Number 470-681

Spur Gear Sector

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
470-681
Demil:
No
Shelf Life:
UOM:
NIIN:
004932021
NSN
National Stock Number:
3020-00-493-2021 3020004932021
TXT
Description:
Spur Gear Sector
INC
INC
Item Name Code:
28377
MRC:
The number of teeth included on the item.AJLA
Teeth Quantity:
25
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the bore.ANTP
Bore Style:
W/counterbore counterbore, first end
MRC:
None.BDJT
Pitch Radius:
1.6500 inches
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
32.0 rockwell c and 36.0 rockwell c
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
0.650 inches
MRC:
An indication as to whether the teeth are a standard depth or modified to a shorter depth.CWNH
Tooth Form:
Standard
MRC:
The measurement of the pressure angle on the item.CWPP
Pressure Angle:
20.0000 degrees
MRC:
The nominal distance between the body face and the protruding hub end.CWQL
Distance Between Body Face And Protruding Hub End:
0.5160 inches first end
MRC:
A measurement taken at right angles to the length of the face,in distinction from thickness.CWRM
Face Width:
0.140 inches
MRC:
The nominal length of a straight line which passes through the center of a bore,and terminates at the circumference.CWRS
Bore Diameter:
0.219 inches counterbore, first end
MRC:
A nominal measurement between specified points of the counterbore,in distinction from height.CWTB
Counterbore Depth:
0.193 inches counterbore, first end
MRC:
The nominal length of a straight line which passes through the center of the counterbore,and terminates at the circumference.CWTG
Counterbore Diameter:
0.318 inches counterbore, first end
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the hub.CWTR
Hub Style Designator:
Plain first end
MRC:
The nominal length of a straight line which passes through the center of a hub,and terminates at the circumference.CWTX
Hub Diameter:
0.5000 inches first end
MRC:
None.CWWF
Outside Radius:
1.7813 inches
MRC:
None.CWXD
Arc Length:
2.455 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 630
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Ams 5643, 17-4ph national specification single material response
MRC:
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.SFTT
Surface Treatment:
Passivate
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Protruding hub

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