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Shouldered And Recessed Washer NSN 5310-00-911-6961

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 5310-00-911-6961 NSN: 5310-00-911-6961

Features and Characteristics

Hole Diameter
Between 0.877 inches and 0.878 inches
Shoulder Diameter
Between 1.0010 inches and 1.0018 inches
Outside Diameter
Between 1.240 inches and 1.260 inches
Shoulder Height
Between 0.164 inches and 0.173 inches
Material Thickness
Between 0.039 inches and 0.040 inches
Recess Angle
90.0 degrees
Material Specification
Qq-c-390 federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 1 federal specification single treatment response
Style Designator
Shouldered and recessed
FSC
5310 Nuts And Washers
NIIN
009116961
NSN
5310009116961

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5698-1
Cage Code:
02121
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 5310-00-911-6961
What are the manufacturers of nsn 5310009116961?
Does this nsn 5310009116961 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009116961
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 5310009116961 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009116961 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009116961?
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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