Model: R21163

Key Washer

Properties:

Hole Diameter
Between 1.641 inches and 1.656 inches
Outside Diameter
Between 2.531 inches and 2.625 inches
Internal Prebent Key Length
Between 0.1225 inches and 0.1425 inches
Internal Prebent Key Width
Between 0.224 inches and 0.244 inches
Distance From Centerline To Inside Of Prebent Key
Between 0.672 inches and 0.703 inches
Material Thickness
Between 0.0498 inches and 0.0698 inches
End Application
W/s: aircraft, t-39; helicopter, iroquois uh-1; helicopter, apache ah-64; helicopter, kiowa oh-58 a&c; helicopter, observation (ahip), oh-58d; helicopter, black hawk uh-60a; helicopter, electronic countermeasures, eh-60a; truck, fire/crash p2; helicopter, chinook, ch-47; helicopter, cobra/tow, ah series
Material
Steel comp 1020
Material Specification
Sae assn standard single material response
Style Designator
Key
NSN
5310-00-769-6521
Part Number
R21163
Description
Washer,key
CAGE
83120

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 R21163 NSN 5310-00-769-6521

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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