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Recessed Washer NSN 5310-01-304-5787

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 5310-01-304-5787 NSN: 5310-01-304-5787

  Stock Availability

NSN 5310013045787 availability
(as of 01/14/2023).

  • NE: 585
  • NS: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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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
Recess Angle
Between 80.0 degrees and 100.0 degrees
Material
Iron alloy 660 or nickel alloy 502
Material Specification
Ams 5525 assn standard 1st material response or ams 5737 assn standard 1st material response or ams 5596 assn standard 2nd material response or ams 5597 assn standard 2nd material response or ams 5662 assn standard 2nd material response
Surface Treatment
Aluminum alloy
Surface Treatment Specification
Nas 4006 assn standard single treatment response
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
013045787
NSN
5310013045787

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS19879C4A
Cage Code:
10630
Status:
A
MSDS:
Part Number:
03A257C4A
Cage Code:
14153
Status:
A
MSDS:
Part Number:
MM118C4A
Cage Code:
58009
Status:
A
MSDS:
Part Number:
VN948BF4C
Cage Code:
92215
Status:
A
MSDS:
Part Number:
NS202860C4A
Cage Code:
80539
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5310-01-304-5787
What are the manufacturers of nsn 5310013045787?
Does this nsn 5310013045787 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013045787
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 5310013045787 contain any precious metals?
No precious metal content.
Does nsn 5310013045787 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013045787?
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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