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Recessed Washer NSN 5310-00-209-3549

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 5310-00-209-3549 NSN: 5310-00-209-3549

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Features and Characteristics

Hole Diameter
1.688 inches
Outside Diameter
2.266 inches
Overall Height
0.281 inches
Recess Diameter
2.005 inches
Recess Depth
0.047 inches
Material
Copper
Material Specification
Mil-b-16540, grade a military specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
002093549
NSN
5310002093549

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
H17SW610041
Cage Code:
03950
Status:
A
MSDS:
Part Number:
1327
Cage Code:
83590
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-209-3549
What are the manufacturers of nsn 5310002093549?
Does this nsn 5310002093549 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002093549
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 5310002093549 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002093549 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002093549?
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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