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Recessed Washer NSN 5310-01-191-2519

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 5310-01-191-2519 NSN: 5310-01-191-2519

Features and Characteristics

Hole Diameter
Between 1.125 inches and 1.138 inches
Outside Diameter
1.700 inches
Recess Diameter
Between 1.510 inches and 1.530 inches
Material Thickness
0.080 inches
Recess Angle
Between 89.0 degrees and 91.0 degrees
Special Features
Outside right corner chamfer angle 29 degrees min, 31 degrees max
Material
Copper alloy 172
Material Specification
Qq-c-530, temper h federal specification single material response
Style Designator
15 recessed
FSC
5310 Nuts And Washers
NIIN
011912519
NSN
5310011912519

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
75A732269-2009
Cage Code:
76301
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415210000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper washers including spring washers not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-191-2519
What are the manufacturers of nsn 5310011912519?
Does this nsn 5310011912519 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011912519
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 5310011912519 contain any precious metals?
No precious metal content.
Does nsn 5310011912519 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011912519?
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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