Model: 612A121P1

Key Washer

Properties:

Hole Diameter
0.281 inches
Outside Diameter
Between 0.500 inches and 0.540 inches
External Straight Key Width
Between 0.220 inches and 0.260 inches
Overall Distance Including Keys
Between 1.000 inches and 1.040 inches
External Key Quantity
2
Material Thickness
Between 0.026 inches and 0.034 inches
Color
Black
Material
Steel comp 1010
Material Specification
Ams 5040 assn standard single material response or ams 5042 assn standard single material response
Surface Treatment
Oxide film
Surface Treatment Specification
Ams 2640 assn standard single treatment response
Style Designator
Key
NSN
5310-00-348-3509
Part Number
612A121P1
Description
Washer,key
CAGE

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 612A121P1 NSN 5310-00-348-3509

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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