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Recessed Washer NSN 5310-00-930-4118

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 5310-00-930-4118 NSN: 5310-00-930-4118

Features and Characteristics

Hole Diameter
0.640 inches
Outside Diameter
Between 1.183 inches and 1.208 inches
Material Thickness
Between 0.150 inches and 0.155 inches
Top Recess Diameter
0.740 inches
Bottom Recess Angle
90.0 degrees
Top Recess Angle
90.0 degrees
Bottom Recess Diameter
0.740 inches
Material
Titanium alloy uns r54520
Material Specification
Mil-t-9047 military specification single material response
Style Designator
Recessed both sides
FSC
5310 Nuts And Washers
NIIN
009304118
NSN
5310009304118

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12P4144-7
Cage Code:
81755
Status:
A
MSDS:
Part Number:
LM12P4144
Cage Code:
81755
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8108908000
  • NAICS: 331491
  • SITC: 69985
  • Description: Other wrought titanium, nesoi
  • End Use (Code 12290):
    Nonferrous metals, other

Q & A

Frequently asked questions for NSN 5310-00-930-4118
What are the manufacturers of nsn 5310009304118?
Does this nsn 5310009304118 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009304118
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 5310009304118 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009304118 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009304118?
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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