Model: SPS-W-39948

Recessed Washer

Properties:

Hole Diameter
Between 0.191 inches and 0.195 inches
Outside Diameter
Between 0.458 inches and 0.478 inches
Recess Diameter
Between 0.280 inches and 0.290 inches
Material Thickness
Between 0.057 inches and 0.069 inches
Hardness Rating
Between 39.0 rockwell c and 43.0 rockwell c
Recess Angle
45.0 degrees
Material
Steel comp 4130 or steel comp 1050
Material Specification
Mil-s-6758 military specification 1st material response or mil-s-18729 military specification 1st material response or ams 5085 assn standard 2nd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416 ty1 cl3 federal specification single treatment response
Style Designator
Recessed
NSN
5310-01-261-1913
Part Number
SPS-W-39948
Description
Washer,recessed
CAGE
70127

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 SPS-W-39948 NSN 5310-01-261-1913

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

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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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