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Recessed Washer NSN 5310-00-136-7820

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 5310-00-136-7820 NSN: 5310-00-136-7820

Features and Characteristics

Hole Diameter
Between 0.250 inches and 0.260 inches
Outside Diameter
Between 0.710 inches and 0.720 inches
Recess Diameter
Between 0.370 inches and 0.400 inches
Recess Depth
Between 0.060 inches and 0.070 inches
Material Thickness
Between 0.120 inches and 0.125 inches
Recess Angle
90.0 degrees
Material
Plastic polycarbonate
Material Specification
L-p-393 military specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
001367820
NSN
5310001367820

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8767159
Cage Code:
19206
Status:
A
MSDS:
Part Number:
53101367820
Cage Code:
SCY13
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 3926904500
  • NAICS: 339991
  • SITC: 89399
  • Description: Gaskets,washers & other seals
  • End Use (Code 12770):
    Other industrial supplies

Q & A

Frequently asked questions for NSN 5310-00-136-7820
What are the manufacturers of nsn 5310001367820?
Does this nsn 5310001367820 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310001367820
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 5310001367820 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310001367820 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310001367820?
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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