Part Number B94.2

Countersink
Description

Iaw table 32: straight shank center reamers (short countersinks) - (hss), 3 or 4 straight flutes. These reamers are used in machining to make existing holes dimensionally more accurate, to improve surface finish & are mostly used in the metalworking area

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
b94.2
Demil:
No
Shelf Life:
UOM:
NIIN:
002390786
NSN
National Stock Number:
5133-00-239-0786 5133002390786
TXT
Description:
Countersink
INC
INC
Item Name Code:
05260
MRC:
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.AAZE
Shank Diameter:
0.250 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.AAZF
Shank Style:
Straight round
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
Between 1.438 inches and 2.250 inches
MRC:
The length of a straight line which passes through the center of the body,and terminates at the circumference.ABPM
Body Diameter:
0.375 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the cutting end.AKZH
Cutting End Style:
Straight flute point end
MRC:
The direction in which the item is designed to rotate in order to cut.AKZV
Cutting Rotation Direction:
Right-hand
MRC:
The number of flutes provided.ALAR
Flute Quantity:
3
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 62.0 rockwell c and 65.0 rockwell c
MRC:
None.CTHT
Included Angle:
82.0 degrees
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
MRC:
The document designator of the specification or standard which established the item of supply.ZZZK
Specification Data:
05047-asme b94.2 professional/industrial association standard

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