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Worldwide distributor of NSN parts and consumables located in the USA.

Flat Washer

Model / MPN: 731250PC6 | NSN: 5310-00-210-0850
ITAR Registered seal

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

Product Details
NATO Stock Number
5310-00-210-0850
Sold in multiples of
100 EA
DEMIL
NO
Cross Sectional Shape
Rectangular
Hole Diameter
Between 0.755 inches and 0.765 inches
Edge Shape
Round
Center Hole Shape
Dee
Thickness
Between 0.0498 inches and 0.0698 inches
Overall Diameter
Between 1.115 inches and 1.135 inches
Center Hole Width
Between 0.6895 inches and 0.7045 inches
Material
Steel
Material Specification
Qq-s-698 federal specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-c-16232 type 2 military specification single treatment response
731250PC Series Parts

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731250PC6 Cross Reference