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Recessed Washer NSN 5310-00-210-2338

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 5310-00-210-2338 NSN: 5310-00-210-2338

Features and Characteristics

Hole Diameter
Between 0.328 inches and 0.330 inches
Outside Diameter
0.625 inches
Material Thickness
Between 0.200 inches and 0.203 inches
Top Recess Diameter
0.358 inches
Bottom Recess Angle
90.0 degrees
Top Recess Angle
90.0 degrees
Bottom Recess Diameter
0.358 inches
Material
Steel
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-c-16232 type 1 military standard single treatment response
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
002102338
NSN
5310002102338

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1367851PC2
Cage Code:
10001
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 5310-00-210-2338
What are the manufacturers of nsn 5310002102338?
Does this nsn 5310002102338 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002102338
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 5310002102338 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002102338 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002102338?
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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