Model: 18 Z 1D55

Key Washer

Properties:

Hole Diameter
Between 3.582 inches and 3.612 inches
Outside Diameter
Between 4.281 inches and 4.326 inches
Internal Prebent Key Length
Between 0.188 inches and 0.250 inches
External Prebent Key Width
Between 0.298 inches and 0.328 inches
Internal Prebent Key Width
Between 0.313 inches and 0.353 inches
Overall Distance Including Keys
Between 4.891 inches and 4.953 inches
External Key Quantity
19
Material Thickness
0.125 inches
Part Name Assigned By Controlling Agency
Navy special project
Heat Treatment
Annealed
Material
Steel
Style Designator
Key
NSN
5310-01-169-2916
Part Number
18 Z 1D55
Description
Washer,key
CAGE
27315

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 18 Z 1D55 NSN 5310-01-169-2916

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
--
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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