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Shouldered And Recessed Washer NSN 5310-00-917-2889

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 5310-00-917-2889 NSN: 5310-00-917-2889

Features and Characteristics

Hole Diameter
Between 0.276 inches and 0.286 inches
Shoulder Diameter
Between 0.630 inches and 0.650 inches
Outside Diameter
Between 0.860 inches and 0.880 inches
Recess Diameter
Between 0.505 inches and 0.515 inches
Shoulder Height
0.170 inches
Recess Depth
Between 0.170 inches and 0.190 inches
Material Thickness
Between 0.070 inches and 0.090 inches
Hardness Rating
Between 25.0 rockwell c and 38.0 rockwell c
Surface Finish
63.0 microinches shoulder face
Material
Steel comp 410
Material Specification
Ams 5613 assn standard single material response
Style Designator
Shouldered and recessed
FSC
5310 Nuts And Washers
NIIN
009172889
NSN
5310009172889

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
484117
Cage Code:
77445
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 5310-00-917-2889
What are the manufacturers of nsn 5310009172889?
Does this nsn 5310009172889 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009172889
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 5310009172889 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009172889 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009172889?
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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