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Key Washer NSN 5310-00-186-0978

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 5310-00-186-0978 NSN: 5310-00-186-0978

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Features and Characteristics

Hole Diameter
Between 3.800 inches and 3.830 inches
Outside Diameter
Between 4.562 inches and 4.607 inches
Internal Prebent Key Length
Between 0.188 inches and 0.250 inches
External Prebent Key Width
Between 0.298 inches and 0.328 inches
Internal Prebent Key Width
Between 0.313 inches and 0.353 inches
Overall Distance Including Keys
5.219 inches
External Key Quantity
19
Material Thickness
Between 0.088 inches and 0.100 inches
Hardness Rating
Between 50.0 rockwell b and 81.0 rockwell b
Material
Steel comp 1010 or steel comp 1012 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019
Material Specification
Sae assn standard all material responses
Style Designator
Key
FSC
5310 Nuts And Washers
NIIN
001860978
NSN
5310001860978

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
W-19
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
MS19070-191
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MILW21338TYPE1CLASS1SIZE19
Cage Code:
81349
Status:
A
MSDS:
Part Number:
155470D84
Cage Code:
05340
Status:
A
MSDS:
Part Number:
155470DPC84
Cage Code:
05340
Status:
A
MSDS:
Part Number:
AN1-4-7601-74PC84
Cage Code:
05340
Status:
A
MSDS:
Part Number:
CM5-7601-298PC84
Cage Code:
05340
Status:
A
MSDS:
Part Number:
MRCW19
Cage Code:
05340
Status:
A
MSDS:
Part Number:
W19
Cage Code:
21335
Status:
A
MSDS:
Part Number:
88072PC555
Cage Code:
21444
Status:
A
MSDS:
Part Number:
800976PC555
Cage Code:
21444
Status:
A
MSDS:
Part Number:
127699
Cage Code:
24617
Status:
A
MSDS:
Part Number:
72-6971-369
Cage Code:
50024
Status:
A
MSDS:
Part Number:
417-612-39PC544
Cage Code:
65177
Status:
A
MSDS:
Part Number:
60067HPC33
Cage Code:
65177
Status:
A
MSDS:
Part Number:
60419FPC180
Cage Code:
65177
Status:
A
MSDS:
Part Number:
60502PC544
Cage Code:
65177
Status:
A
MSDS:
Part Number:
MA4-942BISSUE2PC544
Cage Code:
65177
Status:
A
MSDS:
Part Number:
MAL611ISSUE2PC544
Cage Code:
65177
Status:
A
MSDS:
Part Number:
AS11-1701-543PC33
Cage Code:
65177
Status:
A
MSDS:
Part Number:
C91080AHPC180
Cage Code:
65177
Status:
A
MSDS:
Part Number:
9X37942
Cage Code:
56232
Status:
A
MSDS:
Part Number:
G378834PC40
Cage Code:
72957
Status:
A
MSDS:
Part Number:
1093054-41
Cage Code:
82522
Status:
A
MSDS:
Part Number:
711218
Cage Code:
21450
Status:
A
MSDS:
Part Number:
MA4-067GISSUE3PC44
Cage Code:
65090
Status:
A
MSDS:
Part Number:
MA4-942BPC544
Cage Code:
65090
Status:
A
MSDS:
Part Number:
MA4-943BISSUE2PC544
Cage Code:
65090
Status:
A
MSDS:
Part Number:
MA7-144GISSUE1PC44
Cage Code:
65090
Status:
A
MSDS:
Part Number:
MAL611PC544
Cage Code:
65090
Status:
A
MSDS:
Part Number:
2W19
Cage Code:
50816
Status:
A
MSDS:
Part Number:
HR22318
Cage Code:
51228
Status:
A
MSDS:
Part Number:
N10275PC172
Cage Code:
51228
Status:
A
MSDS:
Part Number:
N9775PC172
Cage Code:
51228
Status:
A
MSDS:
Part Number:
N8240PCEC7536
Cage Code:
51228
Status:
A
MSDS:
Part Number:
N8257PCEC7536
Cage Code:
51228
Status:
A
MSDS:
Part Number:
EC8000PCEC7536
Cage Code:
70691
Status:
A
MSDS:
Part Number:
EC7536
Cage Code:
70691
Status:
A
MSDS:
Part Number:
EC8000BPCEC7536
Cage Code:
70691
Status:
A
MSDS:
Part Number:
NFK2601MBMPC20
Cage Code:
81601
Status:
A
MSDS:
Part Number:
MB1105APC20
Cage Code:
20263
Status:
A
MSDS:
Part Number:
MB1105B1PC20
Cage Code:
20263
Status:
A
MSDS:
Part Number:
MB1105BPC20
Cage Code:
20263
Status:
A
MSDS:
Part Number:
MB1105PC20
Cage Code:
20263
Status:
A
MSDS:
Part Number:
MB1907-1PC9
Cage Code:
20263
Status:
A
MSDS:
Part Number:
12Z335-50
Cage Code:
10001
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 5310-00-186-0978
What are the manufacturers of nsn 5310001860978?
Does this nsn 5310001860978 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310001860978
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 5310001860978 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310001860978 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310001860978?
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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