Model: 10554739

Key Washer

Properties:

Hole Diameter
Between 0.247 inches and 0.250 inches
Outside Diameter
Between 0.740 inches and 0.750 inches
External Prebent Key Length
Between 0.025 inches and 0.030 inches
External Prebent Key Width
Between 0.110 inches and 0.120 inches
Distance From Centerline To Inside Of Prebent Key
0.016 inches
Overall Distance Including Keys
0.400 inches
Material Thickness
Between 0.024 inches and 0.025 inches
Material
Copper alloy 268
Material Specification
Qq-b-613 1/2 h federal specification single material response or qq-b-626 1/2 h federal specification single material response
Style Designator
Key
NSN
5310-01-072-8256
Part Number
10554739
Description
Washer,key
CAGE
19200

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 10554739 NSN 5310-01-072-8256

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:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
596
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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