Part Number A51B21644-15

Recessed Washer

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
a51b21644-15
Demil:
No
Shelf Life:
UOM:
NIIN:
000047046

Part Information
Navy special project

NSN
National Stock Number:
5310-00-004-7046 5310000047046
TXT
Description:
Recessed Washer
INC
INC
Item Name Code:
15933
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 0.514 inches and 0.523 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.ABKV
Outside Diameter:
1.750 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
0.187 inches
MRC:
The length of a straight line which passes through the center of the recess,and terminates at the circumference.ABMD
Recess Diameter:
Between 0.604 inches and 0.620 inches
MRC:
A measurement between specified points on the recess,in distinction from height.ABMH
Recess Depth:
0.094 inches
MRC:
A measurement of the smallest dimension of the material,in distinction from length or width.ABPX
Material Thickness:
0.187 inches
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 46.0 rockwell c and 49.0 rockwell c
MRC:
None.CSTM
Recess Angle:
90.0 degrees
MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
One bearing surface chamfered 0.125 in. By 45 deg
MRC:
A combination of timed heating and cooling operations applied for the purpose of annealing or hardening the item.HEAT
Heat Treatment:
Quenched and tempered
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
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-8949 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
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
15 recessed
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Recessed
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

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