Part Number K39781-4 Convex Washer

SKU: 5310013602208

Product Features

Spherical radius 0.290 in. Min 0.310 in. Ma, countersink diameter 0.332 in. Min 0.342 in. Max, countersink depth 0.025 in., recess angle 89 degrees min 91 degrees max

K397814 Convex Washer Datasheet

Hole Diameter:

Between 0.260 inches and 0.270 inches

Material Thickness:

Between 0.075 inches and 0.095 inches

Hardness Rating:

Between 40.0 rockwell c and 46.0 rockwell c

Surface Finish:

32.0 microinches all surfaces

Material Specification:

MIL-S-6049 military specification 1ST material response or MIL-S-6758 military specification 2ND material response or MIL-S-18729 military specification 2ND material response

Surface Treatment Specification:

QQ-P-416, type 2, cl 3 federal specification single treatment response

Style Designator:

Convex

Manufacturer Cage:

15653

Trade Information:

Schedule B: 7318220000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Washers other than lock washers, iron or steel

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