ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Recessed Washer NSN 5310-01-111-5543

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 5310-01-111-5543 NSN: 5310-01-111-5543

Features and Characteristics

Hole Diameter
Between 0.367 inches and 0.374 inches
Outside Diameter
Between 0.558 inches and 0.559 inches
Overall Height
Between 0.054 inches and 0.058 inches
Recess Depth
Between 0.022 inches and 0.026 inches
Material Thickness
Between 0.032 inches and 0.036 inches
Surface Finish
63.0 microinches top
Material
Aluminum alloy 6061
Material Specification
Qq-a-225/8, t6 federal specification single material response
Surface Treatment
Chromate
Surface Treatment Specification
Mil-c-5541, class 1a military specification single treatment response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
011115543
NSN
5310011115543

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13058058
Cage Code:
82577
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 5310-01-111-5543
What are the manufacturers of nsn 5310011115543?
Does this nsn 5310011115543 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011115543
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 5310011115543 contain any precious metals?
No precious metal content.
Does nsn 5310011115543 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011115543?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo