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Flat Washer NSN 5310-01-556-5077

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 5310-01-556-5077 NSN: 5310-01-556-5077

Features and Characteristics

End Application
Mrap - common nsn - used on 2 mrap variants and 20 other weapon systems
Part Name Assigned By Controlling Agency
Washer, flat m8
FSC
5310 Nuts And Washers
NIIN
015565077
NSN
5310015565077

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12759-00510
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
1829863C1
Cage Code:
89346
Status:
A
MSDS:
Part Number:
10039363
Cage Code:
61C19
Status:
A
MSDS:
Part Number:
40222
Cage Code:
0Y3H3
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8710000090
  • NAICS: 336992
  • SITC: 89111
  • Description: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
  • End Use (Code 50030):
    Military trucks, armored vehicles, etc.

Q & A

Frequently asked questions for NSN 5310-01-556-5077
What are the manufacturers of nsn 5310015565077?
Does this nsn 5310015565077 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015565077
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 5310015565077 contain any precious metals?
No precious metal content.
Does nsn 5310015565077 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015565077?
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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