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Concave Washer NSN 5310-01-111-5542

Item Description

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

NSN 5310-01-111-5542 NSN: 5310-01-111-5542

Features and Characteristics

Hole Diameter
0.261 inches
Radius
0.250 inches
Outside Diameter
0.380 inches
Recess Diameter
0.330 inches
Material Thickness
0.085 inches
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type ii, class 3 federal specification single treatment response
Style Designator
Concave
FSC
5310 Nuts And Washers
NIIN
011115542
NSN
5310011115542

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
101312-3
Cage Code:
77646
Status:
A
MSDS:
Part Number:
K19301-3
Cage Code:
15653
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 5310-01-111-5542
What are the manufacturers of nsn 5310011115542?
Does this nsn 5310011115542 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011115542
A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.
Does nsn 5310011115542 contain any precious metals?
No precious metal content.
Does nsn 5310011115542 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011115542?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15930
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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