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Recessed Washer NSN 5310-00-395-2433

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 5310-00-395-2433 NSN: 5310-00-395-2433

Features and Characteristics

Hole Diameter
0.625 inches
Outside Diameter
Between 0.980 inches and 0.985 inches
Recess Depth
0.010 inches
Material Thickness
0.038 inches
Hardness Rating
1025.0 rockwell h
Bottom Recess Angle
60.0 degrees
Top Recess Angle
6.0 degrees
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel
Material Specification
Ams 5643, 17-4ph assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
003952433
NSN
5310003952433

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
65974
Cage Code:
93835
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 5310-00-395-2433
What are the manufacturers of nsn 5310003952433?
Does this nsn 5310003952433 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003952433
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 5310003952433 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003952433 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003952433?
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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