Model: 684588

Shouldered And Recessed Washer

Properties:

Hole Diameter

Between 0.588 inches and 0.599 inches

Shoulder Diameter

Between 0.823 inches and 0.828 inches

Outside Diameter

Between 0.930 inches and 0.934 inches

Recess Diameter

Between 0.820 inches and 0.830 inches

Shoulder Height

Between 0.061 inches and 0.063 inches

Recess Depth

Between 0.136 inches and 0.146 inches

Material Thickness

Between 0.193 inches and 0.213 inches

Material

Steel comp 4140

Style Designator

Shouldered and recessed

NSN

5310-00-446-5222

Part Number

684588

Description

Washer,shouldered And Recessed

CAGE

99167

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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 684588 NSN 5310-00-446-5222

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15935

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: 7616108000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Cotters, cotter-pins, washers and similar articles, of aluminum