Stainless steel washers

Stainless steel (A4) washers are available in NL3-NL42 (standard sizes) and NL45-NL80 (upon request).

Other stainless steel alloys are 254SMO, Inconel® 718 and Inconel® (Hastelloy) C276. Available in limited sizes (upon request).

For our dimensions in inches please consult our PDF-sheet with UNC-dimensions (size 133 kB).

NORD-LOCK washers with enlarged outer diameter(sp) in combination with flanged nuts/ bolts are recommended for use on large/long holes, painted surfaces or soft materials, e.g. aluminium.

Standard D

Enlarged D (sp)

Dimensions for stainless steel washers
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Type	Inner Ø d (mm)	Outer Ø D (mm)	Thickness T (mm)	Approx. weight kg/100 pairs
NL3 ss	3,4	7,0	2,2	0,04
NL3,5 ss	3,9	7,6	2,2	0,04
NL3,5 sp ss	3,9	9,0	2,2	0,07
NL4 ss	4,4	7,6	2,2	0,04
NL4 sp ss	4,4	9,0	2,2	0,07
NL5 ss	5,4	9,0	2,2	0,06
NL5 sp ss	5,4	10,8	2,2	0,11
NL6 ss	6,5	10,8	2,2	0,09
NL6 sp ss	6,5	13,5	2,2	0,16
NL1/4" ss	7,2	11,5	2,2	0,09
NL1/4" sp ss	7,2	13,5	2,2	0,15
NL8 ss	8,7	13,5	2,2	0,12
NL8 sp ss	8,7	16,6	2,2	0,24
NL3/8"ss	10,3	16,0	2,2	0,17
NL3/8" sp ss	10,3	21,0	2,2	0,38
NL10 ss	10,7	16,0	2,2	0,16
NL10 sp ss	10,7	21,0	2,2	0,37
NL11 ss	11,4	18,5	2,2	0,26
NL12 ss	13,0	19,5	2,2	0,25
NL12 sp ss	13,0	25,4	3,2	0,81
NL1/2" ss	13,5	19,5	2,2	0,24
NL1/2" sp ss	13,5	25,4	3,2	0,80
NL14 ss	15,2	23,0	3,2	0,55
NL14 sp ss	15,2	30,7	3,2	1,31
NL16 ss	17,0	25,4	3,2	0,61
NL16 sp ss	17,0	30,7	3,2	1,29
NL18 ss	19,5	29,0	3,2	0,80
NL18 sp ss	19,5	34,5	3,2	1,56
NL3/4" ss	20,0	30,7	3,2	0,96
NL3/4" sp ss	20,0	39,0	3,2	2,10
NL20 ss	21,4	30,7	3,2	0,89
NL20 sp ss	21,4	39,0	3,2	2,06
NL22 ss	23,4	34,5	3,2	1,23
NL22 sp ss	23,4	42,0	3,2	2,23
NL24 ss	25,3	39,0	3,2	1,52
NL24 sp ss	25,3	48,5	3,2	3,50
NL1" ss	27,9	39,0	3,2	1,42
NL1" sp ss	27,9	48,5	3,2	3,22
NL27 ss	28,4	42,0	6,8	4,13
NL27 sp ss	28,4	48,5	6,8	5,93
NL30 ss	31,4	47,0	6,8	4,67
NL30 sp ss	31,4	58,5	6,8	10,03
NL33 ss	34,4	48,5	6,8	4,54
NL36 ss	37,4	55,0	6,8	6,35
NL39 ss	40,4	58,5	6,8	7,30
NL42 ss	43,2	63,0	6,8	8,15

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Material and dimensions are subject to change without prior notice.

Products

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Characteristics

Phones: (800) 638-1830 or (410) 358-3130 are available Monday-Friday 8:30 AM to 5:30 PM Eastern time.
Faxes: (800) 872-9329 or (410) 358-3142 & E-mail are available anytime.
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