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

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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:

MSDS:

Part Number:

90N301-4W

Cage Code:

76823

Status:

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?

Arconic Global Fasteners & Rings, (15653)
Northrop Grumman Systems Corporation (76823)
Klx Aerospace Solutions Ii Sas (F7652)
Satair A/s (R1120)
Klx Inc (FB009)

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:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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