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Flat Washer NSN 5310-01-551-0893

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 5310-01-551-0893 NSN: 5310-01-551-0893

Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
15.00 millimeters
Edge Shape
Round
Center Hole Shape
1 round
Thickness
2.50 millimeters
Overall Diameter
28.0 millimeters
End Application
Nsn: 2320-01-529-2251; mrap buffalo mk2a2
Part Name Assigned By Controlling Agency
Met hardened flat washer m14
Material
Steel
Surface Treatment
Zinc
FSC
5310 Nuts And Washers
NIIN
015510893
NSN
5310015510893

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
34881
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
43986
Cage Code:
05573
Status:
A
MSDS:
Part Number:
10018928
Cage Code:
61C19
Status:
A
MSDS:
Part Number:
3003394
Cage Code:
1EFH8
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 5310-01-551-0893
What are the manufacturers of nsn 5310015510893?
Does this nsn 5310015510893 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015510893
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 5310015510893 contain any precious metals?
No precious metal content.
Does nsn 5310015510893 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015510893?
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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