Model: 229-004320

Convex Washer

Properties:

Surface Finish

32.0 microinches bottom

Part Name Assigned By Controlling Agency

Navy special project

Material

Stainless steel

Material Specification

Mil-s-18732 military specification single material response

Surface Treatment

Oxide film

Surface Treatment Specification

Mil-c-13924, class 2 military specification single treatment response

NSN

5310-01-052-0041

Part Number

229-004320

Description

Washer,convex

CAGE

33827

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 229-004320 NSN 5310-01-052-0041

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

576

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