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Recessed Washer NSN 5310-01-343-4164

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 5310-01-343-4164 NSN: 5310-01-343-4164

Features and Characteristics

Hole Diameter
Between 0.568 inches and 0.579 inches
Outside Diameter
Between 0.825 inches and 0.845 inches
Recess Diameter
Between 0.667 inches and 0.687 inches
Material Thickness
0.078 inches
Recess Angle
90.0 degrees
Material
Steel comp 1330 or steel comp 4130
Material Specification
66 federal standard all material responses
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
013434164
NSN
5310013434164

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
17P1C2194-1
Cage Code:
88277
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 5310-01-343-4164
What are the manufacturers of nsn 5310013434164?
Does this nsn 5310013434164 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013434164
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 5310013434164 contain any precious metals?
No precious metal content.
Does nsn 5310013434164 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013434164?
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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  •   Certificate of Conformance
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