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Recessed Washer NSN 5310-00-350-3047

Item Description

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.

NSN 5310-00-350-3047 NSN: 5310-00-350-3047

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Features and Characteristics

Hole Diameter
Between 1.781 inches and 1.796 inches
Outside Diameter
2.750 inches
Recess Diameter
1.937 inches
Material Thickness
Between 0.175 inches and 0.178 inches
Hardness Rating
Between 40.0 rockwell c and 45.0 rockwell c
Recess Angle
90.0 degrees
Material
Steel comp 4063
Material Specification
Qq-s-624 federal specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
003503047
NSN
5310003503047

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
19W0658
Cage Code:
62265
Status:
A
MSDS:
Part Number:
695W
Cage Code:
72447
Status:
A
MSDS:
Part Number:
382277
Cage Code:
65282
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318220000
  • NAICS: 332722
  • SITC: 69422
  • Description: Washers other than lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-350-3047
What are the manufacturers of nsn 5310003503047?
Does this nsn 5310003503047 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003503047
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.
Does nsn 5310003503047 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003503047 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003503047?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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