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Shouldered And Recessed Washer NSN 5310-00-051-9755

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 5310-00-051-9755 NSN: 5310-00-051-9755

Features and Characteristics

Hole Diameter
Between 0.8747 inches and 0.8749 inches
Shoulder Diameter
Between 1.115 inches and 1.135 inches
Outside Diameter
Between 1.210 inches and 1.230 inches
Recess Diameter
Between 0.990 inches and 1.010 inches
Shoulder Height
Between 0.202 inches and 0.222 inches
Recess Depth
Between 0.084 inches and 0.093 inches
Material Thickness
Between 0.078 inches and 0.102 inches
Hardness Rating
58.0 rockwell c
Surface Finish
4.0 microinches top
Heat Treatment
As fabricated
Material
Stainless steel
Material Specification
Vs1-1-8-9, fscm 62983 mfr ref single material response
Surface Treatment
Passivate
Surface Treatment Specification
Vs1-3-1-15, fscm 62983 mfr ref single treatment response
Style Designator
Shouldered and recessed
FSC
5310 Nuts And Washers
NIIN
000519755
NSN
5310000519755

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
609045
Cage Code:
62983
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 5310-00-051-9755
What are the manufacturers of nsn 5310000519755?
Does this nsn 5310000519755 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310000519755
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 5310000519755 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310000519755 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310000519755?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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