ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Recessed Washer NSN 5310-00-274-4731

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 5310-00-274-4731 NSN: 5310-00-274-4731

Features and Characteristics

Hole Diameter
Between 1.120 inches and 1.125 inches
Outside Diameter
Between 1.302 inches and 1.317 inches
Overall Height
Between 0.146 inches and 0.166 inches
Recess Depth
Between 0.115 inches and 0.135 inches
Material Thickness
Between 0.028 inches and 0.034 inches
Material
Steel comp 1010
Material Specification
Aisi assn standard single material response
Surface Treatment
Zinc and dichromate
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
002744731
NSN
5310002744731

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1918715
Cage Code:
7X677
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 5310-00-274-4731
What are the manufacturers of nsn 5310002744731?
Does this nsn 5310002744731 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310002744731
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 5310002744731 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310002744731 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310002744731?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo