Part Number 56590

Recessed Washer
Stock Availability  condition code chart

Part number 56590 is in stock in the following quantities and conditions.

  • NE: 14
  • SV: 2
  • NS: 30
  • AR: 1
  • OH: 1

Note: Availability of this item was last updated 07/10/2023 and may have changed since then. Request a quote for up to date pricing and availability.

Pricing & Availability

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
56590
Demil:
No
Shelf Life:
UOM:
NIIN:
001255364

Part Information
Both bearing surfaces chamfered on od 0.010 in. To 0.015 in. By 45 deg

NSN
National Stock Number:
5310-00-125-5364 5310001255364
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:
0.266 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:
Between 0.4375 inches and 0.4377 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
Between 0.0445 inches and 0.0455 inches
MRC:
The length of a straight line which passes through the center of the recess,and terminates at the circumference.ABMD
Recess Diameter:
0.326 inches
MRC:
A measurement between specified points on the recess,in distinction from height.ABMH
Recess Depth:
0.030 inches
MRC:
A measurement of the smallest dimension of the material,in distinction from length or width.ABPX
Material Thickness:
0.455 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 58.0 rockwell c and 62.0 rockwell c
MRC:
None.CSTM
Recess Angle:
90.0 degrees
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.CSYM
Surface Finish:
32.0 microinches bottom
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.CSYM
Surface Finish:
32.0 microinches top
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-7420 military specification single material response
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

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