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Recessed Washer NSN 5310-01-047-0429

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 5310-01-047-0429 NSN: 5310-01-047-0429

Features and Characteristics

Hole Diameter
Between 0.252 inches and 0.260 inches
Outside Diameter
Between 0.505 inches and 0.525 inches
Overall Height
Between 0.177 inches and 0.187 inches
Recess Depth
Between 0.153 inches and 0.163 inches
Material Thickness
Between 0.103 inches and 0.107 inches
Hardness Rating
Between 31.0 rockwell c and 36.0 rockwell c
Material
Steel comp 1330 or steel comp 4130
Material Specification
66 federal standard all material responses
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, cl 3, type 2 federal specification single treatment response
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
010470429
NSN
5310010470429

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CVC772S4L
Cage Code:
80378
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 5310-01-047-0429
What are the manufacturers of nsn 5310010470429?
Does this nsn 5310010470429 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310010470429
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 5310010470429 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310010470429 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310010470429?
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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