Model: BACW10BW11

Key Washer

Special Features:

Internal keys 180 degrees apart offset 17 degrees 36 min 31 sec from center line of external keys

Properties:

Hole Diameter
Between 2.220 inches and 2.240 inches
Outside Diameter
Between 2.530 inches and 2.550 inches
External Straight Key Width
Between 0.150 inches and 0.170 inches
Internal Straight Key Width
Between 0.290 inches and 0.300 inches
Distance From Centerline To Top Of Internal Key
Between 0.910 inches and 0.930 inches
Overall Distance Including Keys
Between 2.700 inches and 2.780 inches
External Key Quantity
4
Internal Key Quantity
2
Material Thickness
Between 0.046 inches and 0.054 inches
Material
Steel comp 4130
Material Specification
Mil-s-18729 military specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232, type z, class 4 military specification single treatment response
Style Designator
Key
NSN
5310-00-920-5441
Part Number
BACW10BW11
Description
Washer,key
CAGE
81205

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 BACW10BW11 NSN 5310-00-920-5441

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

Freight Classification

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