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Shouldered And Recessed Washer NSN 5310-01-352-7386

Item Description

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

NSN 5310-01-352-7386 NSN: 5310-01-352-7386

Features and Characteristics

Hole Diameter
Between 0.115 inches and 0.120 inches
Shoulder Diameter
Between 0.186 inches and 0.190 inches
Outside Diameter
Between 0.260 inches and 0.270 inches
Recess Diameter
Between 0.225 inches and 0.235 inches
Shoulder Height
0.013 inches
Material Thickness
Between 0.034 inches and 0.038 inches
Recess Angle
100.0 degrees
Material
Aluminum alloy 6061
Material Specification
Qq-a-225/8, t6 federal specification single material response
Surface Treatment
Chromate
Surface Treatment Specification
Mil-c-5541, cl 1a military specification single treatment response
Style Designator
Shouldered and recessed
FSC
5310 Nuts And Washers
NIIN
013527386
NSN
5310013527386

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5033082-1
Cage Code:
82577
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7616108000
  • NAICS: 332722
  • SITC: 69440
  • Description: Cotters, cotter-pins, washers and similar articles, of aluminum
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-352-7386
What are the manufacturers of nsn 5310013527386?
Does this nsn 5310013527386 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013527386
A washer, round in shape, having a centrally located hole. one bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.
Does nsn 5310013527386 contain any precious metals?
No precious metal content.
Does nsn 5310013527386 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013527386?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15935
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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