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Recessed Washer NSN 5310-01-507-9305

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 5310-01-507-9305 NSN: 5310-01-507-9305

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Features and Characteristics

Hole Diameter
Between 0.251 inches and 0.255 inches
Outside Diameter
Between 0.460 inches and 0.470 inches
Recess Diameter
Between 0.310 inches and 0.320 inches
Material Thickness
Between 0.057 inches and 0.069 inches
Hardness Rating
Between 36.0 rockwell c and 45.0 rockwell c
Recess Angle
Between 40.0 degrees and 50.0 degrees
Material
Nickel alloy 718
Material Specification
Ams 5596 assn standard single material response or ams 5597 assn standard single material response or ams 5662 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
015079305
NSN
5310015079305

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS32990C4
Cage Code:
10630
Status:
A
MSDS:
Part Number:
MM891C4
Cage Code:
58009
Status:
A
MSDS:
Part Number:
NS202859C4
Cage Code:
80539
Status:
A
MSDS:
Part Number:
03A280C4
Cage Code:
1W025
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-507-9305
What are the manufacturers of nsn 5310015079305?
Does this nsn 5310015079305 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015079305
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 5310015079305 contain any precious metals?
No precious metal content.
Does nsn 5310015079305 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015079305?
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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