Page 1 of 1 Fastenal Product Standard REV-00

Date: May 7, 2014

LW.SS

Lock Washers, Medium-Split, 18-8 Stainless Steel The information below lists the required dimensional, chemical and physical characteristics of the fasteners in this purchase order. If

the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your

status as an approved vendor. Unless otherwise specified, all referenced consensus standards must be adhered to in their entirety.

B T W B W

O u t s id e

D ia m e t e r

M e a n S e c t io n

T h ic k n e s s

( t 1 + T 0 ) / 2

S e c t io n

W id t h

B e a rin g

W id t h

M a x M in M a x M in M in M in

N o . 2 . 0 9 4 . 0 8 8 . 1 7 2 . 0 2 0 . 0 3 5 . 0 2 4

N o . 3 . 1 0 7 . 1 0 1 . 1 9 5 . 0 2 5 . 0 4 0 . 0 2 8

N o . 4 . 1 2 0 . 1 1 4 . 2 0 9 . 0 2 5 . 0 4 0 . 0 2 8

N o . 5 . 1 3 3 . 1 2 7 . 2 3 6 . 0 3 1 . 0 4 7 . 0 3 3

N o . 6 . 1 4 8 . 1 4 1 . 2 5 0 . 0 3 1 . 0 4 7 . 0 3 3

N o . 8 . 1 7 4 . 1 6 7 . 2 9 3 . 0 4 0 . 0 5 5 . 0 3 8

N o . 1 0 . 2 0 0 . 1 9 3 . 3 3 4 . 0 4 7 . 0 6 2 . 0 4 3

N o . 1 2 . 2 2 7 . 2 2 0 . 3 7 7 . 0 5 6 . 0 7 0 . 0 4 9

1 / 4 . 2 6 0 . 2 5 2 . 4 8 7 . 0 6 2 . 1 0 9 . 0 7 6

5 / 1 6 . 3 2 2 . 3 1 4 . 5 8 3 . 0 7 8 . 1 2 5 . 0 8 7

3 / 8 . 3 8 5 . 3 7 7 . 6 8 0 . 0 9 4 . 1 4 1 . 0 9 9

7 / 1 6 . 4 5 0 . 4 4 0 . 7 7 6 . 1 0 9 . 1 5 6 . 1 0 9

1 / 2 . 5 1 2 . 5 0 2 . 8 6 9 . 1 2 5 . 1 7 1 . 1 2 0

9 / 1 6 . 5 7 4 . 5 6 4 . 9 6 5 . 1 4 1 . 1 8 8 . 1 3 2

5 / 8 . 6 4 1 . 6 2 8 1 .0 7 3 . 1 5 6 . 2 0 3 . 1 4 2

3 / 4 . 7 6 6 . 7 5 3 1 .2 6 5 . 1 8 8 . 2 3 4 . 1 6 4

7 / 8 . 8 9 4 . 8 7 8 1 .4 5 9 . 2 1 9 . 2 6 6 . 1 8 6

1 1 . 0 2 4 1 . 0 0 3 1 .6 5 6 . 2 5 0 . 2 9 7 . 2 0 8

1 -1 /8 1 . 1 5 3 1 . 1 2 9 1 .8 4 7 . 2 8 1 . 3 2 8 . 2 3 0

1 -1 /4 1 . 2 8 0 1 . 2 5 4 2 .0 3 6 . 3 1 2 . 3 5 9 . 2 5 1

1 -3 /8 1 . 4 0 8 1 . 3 7 9 2 .2 1 9 . 3 4 4 . 3 9 1 . 2 7 4

1 -1 /2 1 . 5 3 4 1 . 5 0 4 2 .4 1 9 . 3 7 5 . 4 2 2 . 2 9 5

1 -5 /8 1 . 6 6 3 1 . 6 3 3 2 .5 5 3 . 3 8 9 . 4 2 4 . 2 9 7

1 -3 /4 1 . 7 8 9 1 . 7 5 8 2 .6 7 9 . 3 8 9 . 4 2 4 . 2 9 7

1 -7 /8 1 . 9 1 4 1 . 8 8 3 2 .8 1 1 . 4 2 2 . 4 2 7 . 2 9 9

2 2 . 0 3 9 2 . 0 0 8 2 .9 3 6 . 4 2 2 . 4 2 7 . 2 9 9

2 -1 /4 2 . 2 9 3 2 . 2 6 2 3 .2 2 1 . 4 4 0 . 4 4 2 . 3 0 9

2 -1 /2 2 . 5 4 3 2 . 5 1 2 3 .4 7 1 . 4 4 0 . 4 4 2 . 3 0 9

2 -3 /4 2 . 7 9 3 2 . 7 6 2 3 .8 2 4 . 4 5 8 . 4 9 1 . 3 4 4

3 3 . 0 4 3 3 . 0 1 2 4 .0 7 4 . 4 5 8 . 4 9 1 . 3 4 4

N o m in a l

W a s h e r

S iz e

A

I n s id e

D ia m e t e r

Specification Requirements:

• Dimensions: ASME B18.21.1

• Material: 18-8 Stainless steel

• Finish: Per ASTM A380