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Recessed Washer NSN 5310-01-388-4467

Item Description

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

NSN 5310-01-388-4467 NSN: 5310-01-388-4467

Features and Characteristics

Hole Diameter
Between 3.1 millimeters and 3.4 millimeters
Outside Diameter
6.2 millimeters
Overall Height
Between 1.1 millimeters and 1.3 millimeters
Material Thickness
Between 0.6 millimeters and 0.8 millimeters
Hardness Rating
Between 44.0 rockwell c and 51.0 rockwell c
Special Features
Spring washer , ty a; curved.
Material
Steel
FSC
5310 Nuts And Washers
NIIN
013884467
NSN
5310013884467

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DIN128-A3
Cage Code:
6Y603
Status:
A
MSDS:
Part Number:
DIN128-A3-1.4310
Cage Code:
D8286
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318220000
  • NAICS: 332722
  • SITC: 69422
  • Description: Washers other than lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-388-4467
What are the manufacturers of nsn 5310013884467?
Does this nsn 5310013884467 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013884467
A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.
Does nsn 5310013884467 contain any precious metals?
No precious metal content.
Does nsn 5310013884467 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013884467?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
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