Model: 1647146-1

Key Washer

Properties:

Hole Diameter
Between 0.792 inches and 0.795 inches
Outside Diameter
0.900 inches
Distance From Centerline To Top Of Internal Key
Between 0.235 inches and 0.245 inches
Internal Key Quantity
1
Material Thickness
0.050 inches
Hardness Rating
Between 32.0 rockwell c and 36.0 rockwell c
Material
Steel comp 4130
Material Specification
Mil-s-18729 military specification single material response or mil-s-6758 military specification single material response
Surface Treatment
Oxide film
Surface Treatment Specification
Mil-c-13924, cl i military specification single treatment response
Style Designator
Key
NSN
5310-01-053-9804
Part Number
1647146-1
Description
Washer,key
CAGE
98889

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 1647146-1 NSN 5310-01-053-9804

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

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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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