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Recessed Washer NSN 5310-00-871-5454

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 5310-00-871-5454 NSN: 5310-00-871-5454

Features and Characteristics

Hole Diameter
Between 8.100 inches and 8.110 inches
Outside Diameter
10.562 inches
Recess Diameter
8.476 inches
Material Thickness
0.312 inches
Hardness Rating
Between 32.0 rockwell c and 38.0 rockwell c
Recess Angle
45.0 degrees
Heat Treatment
Quenched and tempered
Material
Steel comp 4140 or steel comp 8740
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
008715454
NSN
5310008715454

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10909568
Cage Code:
19207
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 5310-00-871-5454
What are the manufacturers of nsn 5310008715454?
Does this nsn 5310008715454 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310008715454
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 5310008715454 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310008715454 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310008715454?
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
  •   Quality Inspected Parts
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