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Recessed Washer

Model 12W8881-7

Quick Information about 12W8881-7

1.000 inches nominal outside diameter, steel corrosion resisting overall material.

For pricing and availability of this recessed washer submit the price quote form on the right.

Product Details

  • NSN:
    5310-01-539-2186 (5310015392186)
  • Hole Diameter:
    Between 0.635 inches and 0.645 inches
  • Recess Diameter:
    Between 0.750 inches and 0.780 inches
  • Material Thickness:
    Between 0.062 inches and 0.067 inches
  • Material Specification:
    Mil-s-6721 military standard single material response
  • Style Designator:
    Recessed
  • Schedule B Code:
    7318220000

Classification

Washers other than lock washers, iron or steel

Definition Recessed Washer

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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