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Shouldered Washer NSN 5310-00-111-1188

Item Description

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

NSN 5310-00-111-1188 NSN: 5310-00-111-1188

Features and Characteristics

Hole Diameter
Between 0.125 inches and 0.129 inches
Shoulder Diameter
Between 0.214 inches and 0.224 inches
Outside Diameter
0.344 inches
Shoulder Height
0.060 inches
Material Thickness
Between 0.040 inches and 0.050 inches
Heat Treatment
As fabricated
Material
Steel comp 416
Material Specification
Ams 5610 mfr ref single material response
Surface Treatment
Passivate
Surface Treatment Specification
Sp-151 fscm 66503 mfr ref single treatment response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
001111188
NSN
5310001111188

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3410-051
Cage Code:
66503
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 5310-00-111-1188
What are the manufacturers of nsn 5310001111188?
Does this nsn 5310001111188 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310001111188
A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.
Does nsn 5310001111188 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310001111188 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310001111188?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15934
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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