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Recessed Washer NSN 5310-00-938-0135

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 5310-00-938-0135 NSN: 5310-00-938-0135

Features and Characteristics

Hole Diameter
Between 0.228 inches and 0.232 inches
Outside Diameter
Between 0.432 inches and 0.437 inches
Overall Height
0.062 inches
Recess Diameter
Between 0.375 inches and 0.377 inches
Recess Depth
0.031 inches
Special Features
Small diameter chamfered 0.015 in. By 45.0 degrees on outside surface
Material
Plastic
Material Specification
Mil-p-20693, type 1 military specification single material response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
009380135
NSN
5310009380135

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1871755-1
Cage Code:
96774
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 5310-00-938-0135
What are the manufacturers of nsn 5310009380135?
Does this nsn 5310009380135 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009380135
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 5310009380135 contain any precious metals?
No precious metal content.
Does nsn 5310009380135 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009380135?
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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