Model: 1881B279

Keyway Washer

Special Features:

Two internal keys equally spaced 0.060 in.Width; one external key irregular shape 3.910 width; heat treated 180, 000 to 200, 000 psi-uts per mil-h-6875

Properties:

Hole Diameter
Between 4.002 inches and 4.007 inches
Outside Diameter
5.000 inches
External Keyway Length
0.165 inches
External Keyway Width
0.440 inches
External Keyway Quantity
6
Criticality Code Justification
Feat
Surface Finish
125.0 microinches all surfaces
Material
Stainless steel
Material Specification
Cleveland pneumatic co. 1881b279-60 ref 4340-var mfr ref single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, class 2 federal specification single treatment response
NSN
5310-01-173-1752
Part Number
1881B279
Description
Washer,keyway
CAGE
13002

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes thrust type washers.

Part 1881B279 NSN 5310-01-173-1752

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06158
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:
LE
CRITL:
Y

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Trailers/Vehicles

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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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