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Flat Washer NSN 5310-00-990-5514

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 5310-00-990-5514 NSN: 5310-00-990-5514

Features and Characteristics

Cross Sectional Shape
Rectangular
Hole Diameter
Between 0.083 inches and 0.095 inches
Edge Shape
Round
Center Hole Shape
1 round
Thickness
Between 0.019 inches and 0.031 inches
Overall Diameter
Between 0.181 inches and 0.193 inches
Material
Stainless steel
Material Specification
Qq-s-766 federal specification single material response
FSC
5310 Nuts And Washers
NIIN
009905514
NSN
5310009905514

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
M176-27
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
S40-27
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
969948
Cage Code:
36378
Status:
A
MSDS:
Part Number:
2159900229
Cage Code:
57057
Status:
A
MSDS:
Part Number:
N0400P00003
Cage Code:
03538
Status:
A
MSDS:
Part Number:
Y7-2
Cage Code:
00141
Status:
A
MSDS:
Part Number:
9130523
Cage Code:
18876
Status:
A
MSDS:
Part Number:
850082
Cage Code:
05257
Status:
A
MSDS:
Part Number:
21C814-002
Cage Code:
04660
Status:
A
MSDS:
Part Number:
24019
Cage Code:
09205
Status:
A
MSDS:
Part Number:
DY72
Cage Code:
29964
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318220000
  • NAICS: 332722
  • SITC: 69422
  • Description: Washers other than lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-990-5514
What are the manufacturers of nsn 5310009905514?
Does this nsn 5310009905514 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009905514
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 5310009905514 contain any precious metals?
No precious metal content.
Does nsn 5310009905514 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009905514?
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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