Model: 6073-0

Concave Washer

Properties:

Hole Diameter

Between 0.252 inches and 0.258 inches

Radius

Between 0.235 inches and 0.240 inches

Outside Diameter

Between 0.375 inches and 0.385 inches

Recess Depth

Between 0.040 inches and 0.050 inches

Material Thickness

Between 0.078 inches and 0.088 inches

Hardness Rating

Between 38.0 rockwell c and 44.0 rockwell c

Surface Finish

63.0 microinches counterbore wall

Heat Treatment

As fabricated

Material

Steel comp 8740 or steel comp 8630 or steel comp 4130 or steel comp 4027

Material Specification

Mil-s-6049 military specification 1st material response or mil-s-6050 military specification 2nd material response or mil-s-6758 military specification 3rd material response or mil-s-18729 military specification 3rd material response or astm a322 assn standard 4th material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Concave

Specification Data

81205-bacw10au manufacturers standard

NSN

5310-00-083-9303

Part Number

6073-0

Description

Washer,concave

CAGE

72962

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

Part 6073-0 NSN 5310-00-083-9303

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15930

FIIG:

A022B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

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

Freight Class: Washers other than lock washers, iron or steel