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Concave Washer NSN 5310-00-881-1706

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 5310-00-881-1706 NSN: 5310-00-881-1706

Features and Characteristics

Hole Diameter
Between 0.317 inches and 0.347 inches
Radius
Between 0.297 inches and 0.327 inches
Outside Diameter
Between 0.475 inches and 0.505 inches
Recess Diameter
0.411 inches
Recess Depth
Between 0.025 inches and 0.055 inches
Material Thickness
Between 0.080 inches and 0.110 inches
Material
Steel
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
Style Designator
Concave
FSC
5310 Nuts And Washers
NIIN
008811706
NSN
5310008811706

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
K19301-4
Cage Code:
15653
Status:
A
MSDS:
Part Number:
90N301-4W
Cage Code:
76823
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 5310-00-881-1706
What are the manufacturers of nsn 5310008811706?
Does this nsn 5310008811706 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310008811706
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 5310008811706 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310008811706 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310008811706?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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