Model: 7409440

Key Washer

Properties:

Hole Diameter
Between 0.500 inches and 0.510 inches
Outside Diameter
Between 0.800 inches and 0.820 inches
External Prebent Key Length
Between 0.118 inches and 0.121 inches
External Prebent Key Width
Between 0.150 inches and 0.170 inches
Distance From Centerline To Inside Of Prebent Key
Between 0.430 inches and 0.450 inches
Overall Distance Including Keys
0.6915 inches
Material Thickness
Between 0.039 inches and 0.042 inches
Hardness Rating
Between 40.0 rockwell c and 50.0 rockwell c
Material
Steel comp 1040
Material Specification
Sae assn standard single material response
Style Designator
Key
NSN
5310-00-740-9440
Part Number
7409440
Description
Washer,key
CAGE
19207

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 7409440 NSN 5310-00-740-9440

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01869
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
50.0
WCC:
713
TCC:
Z
SHC:
9
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

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