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Shouldered Washer NSN 5310-00-691-4399

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 5310-00-691-4399 NSN: 5310-00-691-4399

Features and Characteristics

Hole Diameter
Between 4.503 inches and 4.513 inches
Shoulder Diameter
Between 4.740 inches and 4.760 inches
Outside Diameter
Between 5.115 inches and 5.135 inches
Shoulder Height
0.796 inches
Material Thickness
0.250 inches
Material
Steel comp 4130
Material Specification
Mil-t-6736, type 1, cond a military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
006914399
NSN
5310006914399

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9053600
Cage Code:
18876
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 5310-00-691-4399
What are the manufacturers of nsn 5310006914399?
Does this nsn 5310006914399 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310006914399
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 5310006914399 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310006914399 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310006914399?
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
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