Nominal
Size
Part
No.
Expansion
Range
Standard Spool
Sizes
Available
Colors

Kg/100m
Lbs/100ft
Min.
Max.
Bulk
Spool
Shop
Spool
6.4mm
1/4"
NSN0.25___
3.2mm
1/8"
11.1mm
7/16"
300m
1000ft
60m
200ft
NY& BK
0.65
0.44
12.7mm
1/2""
NSN0.50___
6.4mm
1/4"
19.1mm
3/4"
150m
500ft
30m
100ft
NY & BK
1.32
0.89
15.9mm
5/8"
NSN0.63___
9.5mm
3/8"
25.4mm
1"
150m
500ft
30m
100ft
NY, BK & SS
1.54
1.04
19.1mm
3/4"
NSN0.75___
12.7mm
1/2"
31.8mm
1 1/4"
75m
250ft
21m
70ft
NY & BK
1.86
1.25
31.8mm
1 1/4"
NSN1.25___
19.1mm
3/4"
44.5mm
1 3/4"
60m
200ft
15m
50ft
NY, BK & SS
2.91
1.96
38.1mm
1 1/2"
NSN1.50___
25.4mm
1"
63.5mm
2 1/2"
60m
200ft
12m
40ft
NY & BK
3.34
2.25
50.8mm
2"
NSN2.00___
38.1mm
1 1/2"
88.9mm
3 1/2"
60m
200ft
15m
50ft
NY & BK
4.09
2.75