Model: 44049D220

Key Washer

Special Features:

0.140 in. Min, 0.180 in. Max. Bend from centerline each end

Properties:

Hole Diameter

Between 2.370 inches and 2.380 inches

Outside Diameter

Between 2.730 inches and 2.740 inches

External Straight Key Width

Between 0.150 inches and 0.170 inches

Internal Straight Key Width

Between 0.285 inches and 0.295 inches

Distance From Centerline To Top Of Internal Key

Between 1.170 inches and 1.175 inches

Overall Distance Including Keys

Between 2.980 inches and 2.990 inches

External Key Quantity

Internal Key Quantity

Material Thickness

Between 0.046 inches and 0.054 inches

Hardness Rating

Between 32.0 rockwell c and 36.0 rockwell c

Surface Finish

63.0 microinches all surfaces

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 4130

Material Specification

Ams 6350 assn standard single material response

Surface Treatment

Oxide film

Surface Treatment Specification

Ams 2485 assn standard single treatment response

Style Designator

Key

NSN

5310-00-450-4208

Part Number

44049D220

Description

Washer,key

CAGE

82402

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part 44049D220 NSN 5310-00-450-4208

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01869

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:

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