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Recessed Washer NSN 5310-01-516-8057

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 5310-01-516-8057 NSN: 5310-01-516-8057

  Stock Availability

NSN 5310015168057 availability
(as of 12/16/2021).

  • NS: 3
  • NE: 200

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Hole Diameter
0.314 inches
Outside Diameter
0.450 inches
Material Thickness
0.043 inches
End Application
1230-01-411-0983; fire control system, radar
Recess Angle
120.0 degrees
Special Features
Cres 304 per qq-s-763
Material
Stainless steel
Surface Treatment
Passivate
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
015168057
NSN
5310015168057

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
IT130WC4-1
Cage Code:
84256
Status:
A
MSDS:
Part Number:
76000207-001
Cage Code:
04939
Status:
A
MSDS:
Part Number:
76000207
Cage Code:
04939
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 5310-01-516-8057
What are the manufacturers of nsn 5310015168057?
Does this nsn 5310015168057 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015168057
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 5310015168057 contain any precious metals?
No precious metal content.
Does nsn 5310015168057 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015168057?
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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