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Concave Washer NSN 5310-01-289-6933

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 5310-01-289-6933 NSN: 5310-01-289-6933

Features and Characteristics

Hole Diameter
0.416 inches
Radius
0.375 inches
Outside Diameter
Between 0.705 inches and 0.716 inches
Material Thickness
Between 0.175 inches and 0.185 inches
Material
Steel comp 630 or steel comp 631 or steel comp 632
Material Specification
Ams 5643 assn standard 1st material response or ams 5528 assn standard 2nd material response or ams 5520 assn standard 3rd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416 type 2 cl 2 federal specification single treatment response
Style Designator
Concave
FSC
5310 Nuts And Washers
NIIN
012896933
NSN
5310012896933

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HL382-12PBW
Cage Code:
73197
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 5310-01-289-6933
What are the manufacturers of nsn 5310012896933?
Does this nsn 5310012896933 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012896933
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 5310012896933 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310012896933 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012896933?
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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