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Shouldered Washer NSN 5310-00-304-7630

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 5310-00-304-7630 NSN: 5310-00-304-7630

Features and Characteristics

Hole Diameter
Between 0.251 inches and 0.253 inches
Shoulder Diameter
Between 0.312 inches and 0.322 inches
Outside Diameter
0.453 inches
Shoulder Height
0.020 inches
Material Thickness
0.042 inches
Heat Treatment
F-as fabricated
Material
Steel
Material Specification
Qq-s-764, class 416 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
003047630
NSN
5310003047630

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8005434
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 5310-00-304-7630
What are the manufacturers of nsn 5310003047630?
Does this nsn 5310003047630 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003047630
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 5310003047630 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310003047630 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003047630?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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