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Recessed Washer NSN 5310-01-248-2706

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 5310-01-248-2706 NSN: 5310-01-248-2706

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Features and Characteristics

Hole Diameter
0.193 inches
Outside Diameter
0.469 inches
Recess Diameter
0.243 inches
Material Thickness
0.050 inches
Criticality Code Justification
Feat
Recess Angle
45.0 degrees
Special Features
Hci per c80-251/201, nuclear hardness and survivability design analysis report
Material
Tungsten
Nuclear Hardness Critical Feature
Hardened
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
012482706
NSN
5310012482706

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10943-201-5
Cage Code:
94756
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8101998000
  • NAICS: 331491
  • SITC: 69991
  • Description: Tungsten, wrought, nesoi
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-248-2706
What are the manufacturers of nsn 5310012482706?
Does this nsn 5310012482706 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012482706
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 5310012482706 contain any precious metals?
No precious metal content.
Does nsn 5310012482706 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012482706?
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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