Model: 2093D49

Convex Washer

Special Features:

40 degrees countersink on flat side

Properties:

Hole Diameter

Between 0.470 inches and 0.480 inches

Outside Diameter

Between 0.740 inches and 0.760 inches

Material Thickness

Between 0.190 inches and 0.210 inches

Hardness Rating

Between 36.0 rockwell c and 40.0 rockwell c

Surface Finish

32.0 microinches bottom

Surface Finish

80.0 microinches top

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Ams 2400 assn standard single treatment response

Style Designator

Convex

NSN

5310-00-558-6878

Part Number

2093D49

Description

Washer,convex

CAGE

0AHP5

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 raised to form a curved or spherical contour. See also washer (1), concave. Excludes bearing, washer thrust.

Part 2093D49 NSN 5310-00-558-6878

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15931

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:

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