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Flat Washer NSN 5310-01-425-3061

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 5310-01-425-3061 NSN: 5310-01-425-3061

Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
Between 0.255 inches and 0.275 inches
Edge Shape
Round
Center Hole Shape
1 round
Thickness
Between 0.055 inches and 0.069 inches
Overall Diameter
Between 1.245 inches and 1.270 inches
Color
Red
Material
Paper
Material Specification
Astm d710 assn standard single material response
FSC
5310 Nuts And Washers
NIIN
014253061
NSN
5310014253061

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4D0053-4H20-6
Cage Code:
10630
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 4823908850
  • NAICS: 322299
  • SITC: 64299
  • Description: Articles of paper pulp, paper, paperboard, cellulose wadding or webs of cellulose fibers, nesoi
  • End Use (Code 12430):
    Newsprint

Q & A

Frequently asked questions for NSN 5310-01-425-3061
What are the manufacturers of nsn 5310014253061?
Does this nsn 5310014253061 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310014253061
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 5310014253061 contain any precious metals?
No precious metal content.
Does nsn 5310014253061 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310014253061?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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