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Shouldered Washer NSN 5310-00-987-9034

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 5310-00-987-9034 NSN: 5310-00-987-9034

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Features and Characteristics

Hole Diameter
Between 0.320 inches and 0.340 inches
Shoulder Diameter
Between 0.423 inches and 0.433 inches
Outside Diameter
Between 0.492 inches and 0.496 inches
Shoulder Height
Between 0.037 inches and 0.039 inches
Material Thickness
Between 0.039 inches and 0.045 inches
Hardness Rating
78.0 rockwell b
Special Features
O/d chamfered at 45 degrees angle, 0.020 in. Min, 0.030 in. Max
Material
Aluminum alloy
Material Specification
Ams4121 assn standard single material response and h.S.145 grade 3d mfr ref single material response
Surface Treatment
Anodize
Surface Treatment Specification
H.S.95 mfr ref single treatment response
Style Designator
Shouldered
FSC
5310 Nuts And Washers
NIIN
009879034
NSN
5310009879034

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
513129
Cage Code:
73030
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 5310-00-987-9034
What are the manufacturers of nsn 5310009879034?
Does this nsn 5310009879034 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009879034
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 5310009879034 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009879034 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009879034?
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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