Model: 16818

Key Washer

Special Features:

Contains two external keyways, located approx 180 degrees from internal key

Properties:

Hole Diameter
Between 0.198 inches and 0.208 inches
Outside Diameter
Between 0.484 inches and 0.516 inches
Internal Prebent Key Length
Between 0.058 inches and 0.068 inches
Internal Prebent Key Width
Between 0.045 inches and 0.055 inches
Distance From Centerline To Inside Of Prebent Key
Between 0.0977 inches and 0.0982 inches
Material Thickness
Between 0.005 inches and 0.015 inches
Material
Copper alloy
Material Specification
Qq-b-613 federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 1 federal specification single treatment response
Style Designator
Key
NSN
5310-00-693-7719
Part Number
16818
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 16818 NSN 5310-00-693-7719

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:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415210000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Copper washers including spring washers not threaded

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