Model: B18212IHRN100

Lock Washer

Special Features:

Itemcalled an internal tooth-heavy lock washer, specific material callout is sae 301-305 (uns s30100-s30500)

Properties:

Hole Diameter
Between 10.20 millimeters and 10.60 millimeters
Outside Diameter
Between 18.0 millimeters and 19.0 millimeters
Material Thickness
Between 1.10 millimeters and 1.30 millimeters
End Application
Interim armored vehicle (iav), contractor logistics support (cls)
Hardness Rating
Between 20.0 rockwell c and 35.0 rockwell c
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Flat internal teeth
NSN
5310-01-511-3137
Part Number
B18212IHRN100
Description
Washer,lock
CAGE

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part B18212IHRN100 NSN 5310-01-511-3137

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
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:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 7318210000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel

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