Part Number 549158-1

Spur Gear Sector

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
549158-1
Demil:
No
Shelf Life:
UOM:
NIIN:
008223221

Part Information
Two, seven tooth sectors located 90 degrees apart, tooth face in line w/ bore

NSN
National Stock Number:
3020-00-822-3221 3020008223221
TXT
Description:
Spur Gear Sector
INC
INC
Item Name Code:
28377
MRC:
The means used to attach the item.ABSX
Attachment Method:
Mounting hole
MRC:
The number of teeth included on the item.AJLA
Teeth Quantity:
76
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the bore.ANTP
Bore Style:
Plain both ends
MRC:
A designation indicating the backlash quality of an item.BDZQ
Backlash Designation:
Grade b
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
34.0 rockwell c body and 38.0 rockwell c body
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
85.5 rockwell superficial 15-n teeth
MRC:
Indicates the type and number of mounting holes provided on the item.CTQY
Mounting Hole Type And Quantity:
2 countersunk axially through body, first end
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
0.760 inches
MRC:
An indication as to whether the teeth are a standard depth or modified to a shorter depth.CWNH
Tooth Form:
Special
MRC:
The measurement of the pressure angle on the item.CWPP
Pressure Angle:
20.0000 degrees
MRC:
A measurement taken at right angles to the length of the face,in distinction from thickness.CWRM
Face Width:
0.335 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:
0.690 inches both ends
MRC:
None.CWWF
Outside Radius:
1.343 inches
MRC:
The nominal length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.CWZK
Mounting Hole Diameter:
0.190 inches axially through body, first end
MRC:
The nominal length of a straight line which passes through the center of a bolt hole circle,and terminates at the circumference.CWZN
Bolt Hole Circle Diameter:
1.162 inches axially through body, first end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4340
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:
Mil-s-5000 military 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:
Cadmium body
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Qq-p-416, type 1, class 2 federal specification single treatment response body

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