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Recessed Washer NSN 5310-01-311-2888

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 5310-01-311-2888 NSN: 5310-01-311-2888

Features and Characteristics

Hole Diameter
Between 0.252 inches and 0.260 inches
Outside Diameter
Between 0.615 inches and 0.635 inches
Material Thickness
Between 0.075 inches and 0.085 inches
Material
Stainless steel
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
013112888
NSN
5310013112888

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5727639-1
Cage Code:
53711
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 5310-01-311-2888
What are the manufacturers of nsn 5310013112888?
Does this nsn 5310013112888 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013112888
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 5310013112888 contain any precious metals?
No precious metal content.
Does nsn 5310013112888 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013112888?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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