Model: NAS1443-19

Key Washer

Properties:

Hole Diameter
Between 3.502 inches and 3.522 inches
Outside Diameter
Between 3.990 inches and 4.010 inches
External Prebent Key Width
Between 0.355 inches and 0.375 inches
Overall Distance Including Keys
Between 4.072 inches and 4.077 inches
External Key Quantity
6
Material Thickness
Between 0.040 inches and 0.060 inches
Hardness Rating
Between 34.0 rockwell c and 38.0 rockwell c
Material
Steel comp 1050
Material Specification
Ams 5085 assn standard single material response
Surface Treatment
Oxide
Surface Treatment Specification
Mil-c-13924 cl 1 military specification single treatment response
Specification Data
80205-nas1443 professional/industrial association standard
NSN
5310-01-291-4014
Part Number
NAS1443-19
Description
Washer,key
CAGE
80205

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 NAS1443-19 NSN 5310-01-291-4014

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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