Model: 8400907

Recessed Washer

Properties:

Hole Diameter
Between 0.375 inches and 0.376 inches
Outside Diameter
Between 0.609 inches and 0.641 inches
Recess Diameter
Between 0.437 inches and 0.438 inches
Material Thickness
Between 0.047 inches and 0.078 inches
Recess Angle
90.0 degrees
Material
Steel
Material Specification
Mil-s-11415 cl 1 military specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232 ty m, cl1 military specification single treatment response or mil-p-16232 ty z cl 1 military specification single treatment response
Style Designator
15 recessed
Style Designator
Recessed
NSN
5310-00-342-1137
Part Number
8400907
Description
Washer,recessed
CAGE
19200

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

Part 8400907 NSN 5310-00-342-1137

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15933
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:
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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