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Key Washer NSN 5310-00-450-4208

Item Description

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

NSN 5310-00-450-4208 NSN: 5310-00-450-4208

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Features and Characteristics

Hole Diameter
Between 2.370 inches and 2.380 inches
Outside Diameter
Between 2.730 inches and 2.740 inches
External Straight Key Width
Between 0.150 inches and 0.170 inches
Internal Straight Key Width
Between 0.285 inches and 0.295 inches
Distance From Centerline To Top Of Internal Key
Between 1.170 inches and 1.175 inches
Overall Distance Including Keys
Between 2.980 inches and 2.990 inches
External Key Quantity
24
Internal Key Quantity
2
Material Thickness
Between 0.046 inches and 0.054 inches
Hardness Rating
Between 32.0 rockwell c and 36.0 rockwell c
Surface Finish
63.0 microinches all surfaces
Part Name Assigned By Controlling Agency
Navy special project
Special Features
0.140 in. Min, 0.180 in. Max. Bend from centerline each end
Material
Steel comp 4130
Material Specification
Ams 6350 assn standard single material response
Surface Treatment
Oxide film
Surface Treatment Specification
Ams 2485 assn standard single treatment response
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
004504208
NSN
5310004504208

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
44049D220
Cage Code:
82402
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 5310-00-450-4208
What are the manufacturers of nsn 5310004504208?
Does this nsn 5310004504208 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310004504208
A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more protuberances. the ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. the keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. excludes thrust type washer.
Does nsn 5310004504208 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310004504208 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310004504208?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01869
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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