Model: A6588

Shouldered Washer

Properties:

Hole Diameter

1.890 inches

Shoulder Diameter

2.062 inches

Outside Diameter

2.188 inches

Shoulder Height

0.266 inches

Material Thickness

0.046 inches

Hardness Rating

Between 32.0 rockwell c and 34.0 rockwell c

Material

Steel comp 4130

Material Specification

Ams 6431 assn standard single material response

Style Designator

Shouldered

NSN

5310-00-709-6573

Part Number

A6588

Description

Washer,shouldered

CAGE

17472

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Part A6588 NSN 5310-00-709-6573

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15934

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:

114850

UFC:

58880

LTL:

70.0

LCL:

WCC:

573

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