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Recessed Washer NSN 5310-00-709-2954

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 5310-00-709-2954 NSN: 5310-00-709-2954

Features and Characteristics

Hole Diameter
Between 0.302 inches and 0.306 inches
Outside Diameter
Between 0.494 inches and 0.498 inches
Recess Diameter
Between 0.332 inches and 0.346 inches
Recess Depth
Between 0.015 inches and 0.020 inches
Material Thickness
Between 0.028 inches and 0.032 inches
Recess Angle
Between 80.0 degrees and 100.0 degrees
Material
Stainless steel
Surface Treatment
Passivate
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
007092954
NSN
5310007092954

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
925B741P1
Cage Code:
99207
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 5310-00-709-2954
What are the manufacturers of nsn 5310007092954?
Does this nsn 5310007092954 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310007092954
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 5310007092954 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310007092954 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310007092954?
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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