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Shouldered And Recessed Washer NSN 5310-01-352-7387

Item Description

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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 5310-01-352-7387 NSN: 5310-01-352-7387

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Features and Characteristics

Hole Diameter
Between 0.250 inches and 0.253 inches
Shoulder Diameter
Between 1.747 inches and 1.750 inches
Outside Diameter
2.000 inches
Recess Diameter
Between 0.375 inches and 0.379 inches
Shoulder Height
0.160 inches
Recess Depth
Between 0.050 inches and 0.052 inches
Material Thickness
Between 0.058 inches and 0.068 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Aluminum alloy 6061
Material Specification
Qq-a-225/8 federal specification single material response
Surface Treatment
Primer
Surface Treatment Specification
Mil-p-23377 military specification single treatment response
Style Designator
Shouldered and recessed
FSC
5310 Nuts And Washers
NIIN
013527387
NSN
5310013527387

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
334335P01
Cage Code:
62228
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7616108000
  • NAICS: 332722
  • SITC: 69440
  • Description: Cotters, cotter-pins, washers and similar articles, of aluminum
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-352-7387
What are the manufacturers of nsn 5310013527387?
Does this nsn 5310013527387 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013527387
A washer, round in shape, having a centrally located hole. one bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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 5310013527387 contain any precious metals?
No precious metal content.
Does nsn 5310013527387 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013527387?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15935
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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