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Flat Washer NSN 5310-00-358-5683

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 5310-00-358-5683 NSN: 5310-00-358-5683

Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
0.200 inches
Edge Shape
Round
Center Hole Shape
Round
Thickness
Between 0.038 inches and 0.042 inches
Overall Diameter
0.312 inches
Min. Tensile Strength (psi)
6000 pounds per square inch
Material
Cellulose
Material Specification
Mil-g-12803, no. 3200-a military specification single material response
FSC
5310 Nuts And Washers
NIIN
003585683
NSN
5310003585683

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
A1578
Cage Code:
55469
Status:
A
MSDS:
Part Number:
93-T56-24
Cage Code:
66289
Status:
A
MSDS:
Part Number:
T56-24
Cage Code:
79960
Status:
A
MSDS:
Part Number:
925499
Cage Code:
86403
Status:
A
MSDS:
Part Number:
T56-24OREQUAL
Cage Code:
76126
Status:
A
MSDS:
Part Number:
C71X24
Cage Code:
06840
Status:
A
MSDS:
Part Number:
T56-240REQUAL
Cage Code:
06840
Status:
A
MSDS:
Part Number:
JHP33-245
Cage Code:
02032
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 3926904500
  • NAICS: 339991
  • SITC: 89399
  • Description: Gaskets,washers & other seals
  • End Use (Code 12770):
    Other industrial supplies

Q & A

Frequently asked questions for NSN 5310-00-358-5683
What are the manufacturers of nsn 5310003585683?
Does this nsn 5310003585683 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003585683
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 5310003585683 contain any precious metals?
No precious metal content.
Does nsn 5310003585683 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003585683?
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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