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Shouldered Washer NSN 5310-00-411-2501

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 5310-00-411-2501 NSN: 5310-00-411-2501

Features and Characteristics

Hole Diameter
Between 0.167 inches and 0.173 inches
Shoulder Diameter
Between 0.245 inches and 0.255 inches
Outside Diameter
Between 0.370 inches and 0.380 inches
Shoulder Height
Between 0.026 inches and 0.036 inches
Material Thickness
0.063 inches
Material
Nickel alloy a
Material Specification
Qq-n-281 federal specification single material response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
004112501
NSN
5310004112501

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9012881
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: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-411-2501
What are the manufacturers of nsn 5310004112501?
Does this nsn 5310004112501 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310004112501
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 5310004112501 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310004112501 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310004112501?
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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