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Recessed Washer NSN 5310-00-680-4831

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 5310-00-680-4831 NSN: 5310-00-680-4831

Features and Characteristics

Hole Diameter
1.040 inches
Outside Diameter
1.750 inches
Overall Height
0.250 inches
Recess Depth
0.200 inches
Material Thickness
0.410 inches
Material
Steel
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Cadmium
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
006804831
NSN
5310006804831

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
26-1933
Cage Code:
82918
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 5310-00-680-4831
What are the manufacturers of nsn 5310006804831?
Does this nsn 5310006804831 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310006804831
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 5310006804831 contain any precious metals?
No precious metal content.
Does nsn 5310006804831 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310006804831?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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