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Key Washer NSN 5310-01-172-0030

Item Description

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

NSN 5310-01-172-0030 NSN: 5310-01-172-0030

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Features and Characteristics

Hole Diameter
Between 0.880 inches and 0.896 inches
Outside Diameter
1.640 inches
External Straight Key Length
0.240 inches
External Straight Key Width
0.250 inches
Material Thickness
0.060 inches
Wire Hole Diameter
Between 0.062 inches and 0.072 inches
Special Features
Two key lugs are raised 0.061 in. Min, 0.071 in. Max above washer face; spaced diametrically on radial centerline bisecting external key; both keys are 0.137 in. Wide min, 0.147 in. Wide max; outer edges 1.150 in. Nom apart; inner edges 0.782 in. Min, 0.802 in. Max apart; tensile strength 180000 to 200000 psi
Material
Steel comp e4340
Material Specification
Mil-s-5000 military specification single material response
Surface Treatment
Cadmium
Special Test Features
Penetrant insp. Ps21202 class a, fscm 76301
Surface Treatment Specification
Ps 13145, class 1, type 2, fscm 76301 mfr ref single treatment response
FSC
5310 Nuts And Washers
NIIN
011720030
NSN
5310011720030

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
75A430716-2001
Cage Code:
97415
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 5310-01-172-0030
What are the manufacturers of nsn 5310011720030?
Does this nsn 5310011720030 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310011720030
A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more protuberances. the ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. the keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. excludes thrust type washer.
Does nsn 5310011720030 contain any precious metals?
No precious metal content.
Does nsn 5310011720030 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310011720030?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01869
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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