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Recessed Washer NSN 5310-01-523-4563

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 5310-01-523-4563 NSN: 5310-01-523-4563

Features and Characteristics

Hole Diameter
Between 0.376 inches and 0.387 inches
Shoulder Diameter
Between 0.551 inches and 0.571 inches
Outside Diameter
Between 0.830 inches and 0.850 inches
Material Thickness
Between 0.064 inches and 0.078 inches
End Application
Fixed wing aircraft, boeing model757
Special Features
Subassembly is transmission instl-inbd te flap drive outbd; refer to boeing i.P.C. Boe2429 27-51-06-01no. 22
Material
Aluminum alloy 2024
Material Specification
Qq-a-250/4 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 1 military specification single treatment response
Style Designator
Shouldered and recessed
Specification Data
81205-bacw10bn manufacturers standard
FSC
5310 Nuts And Washers
NIIN
015234563
NSN
5310015234563

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
BACW10BN7AC
Cage Code:
81205
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 5310-01-523-4563
What are the manufacturers of nsn 5310015234563?
Does this nsn 5310015234563 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015234563
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 5310015234563 contain any precious metals?
No precious metal content.
Does nsn 5310015234563 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015234563?
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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  •   Quality Inspected Parts
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