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Flat Washer NSN 5310-00-841-6378

Item Description

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

NSN 5310-00-841-6378 NSN: 5310-00-841-6378

  Stock Availability

NSN 5310008416378 availability
(as of 04/16/2024).

  • AR: 2
  • SV: 1
  • NS: 75
  • NE: 1
  • OH: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
0.188 inches
Edge Shape
Round
Center Hole Shape
1 round
Thickness
0.062 inches
Overall Diameter
0.500 inches
Min. Tensile Strength (psi)
500 pounds per square inch
Material
Wool comp 16r1x
Material Specification
C-f-206, type 1, cl 16r1 federal specification single material response
FSC
5310 Nuts And Washers
NIIN
008416378
NSN
5310008416378

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
61476
Cage Code:
82423
Status:
A
MSDS:
Part Number:
B654117
Cage Code:
10001
Status:
A
MSDS:
Part Number:
K7872442
Cage Code:
24454
Status:
A
MSDS:
Part Number:
7811136
Cage Code:
79500
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 6307909995
  • NAICS: 314999
  • SITC: 65893
  • Description: Made-up articles of textile material, nesoi
  • End Use (Code 40000):
    Apparel, household goods - textile

Q & A

Frequently asked questions for NSN 5310-00-841-6378
What are the manufacturers of nsn 5310008416378?
Does this nsn 5310008416378 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310008416378
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. the hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). the thickness cannot exceed 25 percent of the largest outside dimension. when the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. the maximum tolerance is applied to dimensions and used as a determining factor. items with separable lamination use shim. for items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. excludes disk, valve, graphite impregnated and lubricated items.
Does nsn 5310008416378 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310008416378 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310008416378?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13393
FIIG:
A022B0
App. Key:
B
Cond. Code:
1
Status:
A

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