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Brass Lock Nut

Brass Lock Nut          Brass Lock Nut

Brass Lock Nut is generally used to secure a cable gland, reducer, and adaptor in position at the equipment. Brass Lock nuts are widely used in electrical installation due to low corrosion effect.

Size:In Metric M16 to M90, In NPT ½” to 3 1/2” and In PG 7 to PG48

Material: Brass BS2874

Optional: Brass Lock Nut also available in Nickle, Zinc Plating, chrome Plating.

Note: Metric Lock Nut also available in Mild steel. Mild Steels are used in dry indoor or outdoor application where humidity is very low. Mild steel are very cheaper compare to brass. Mild steel lock Nuts are available in Zinc or Nickle Plating.


Brass Metric Lock Nut

Thread Dia. A/F A/C Thickness
M16 19.00 22.00 3.00
M20 24.00 26.95 3.25
M25 30.00 34.00 3.25
M32 37.00 39.00 3.75
M40 47.00 53.00 4.50
M50 56.00 62.00 4.75
M63 72.00 77.00 6.50
M75 85.00 91.00 6.50
M90 106.00 112.00 10.00

Brass NPT Lock Nut

Thread Dia. A/F A/C Thickness
1/2" 30.00 34.00 3.00
3/4" 30.00 34.00 3.25
1" 37.00 39.00 3.25
1 1/4" 47.00 53.00 3.75
1 1/2" 56.00 62.00 4.50
2" 72.00 77.00 4.75
2 1/2" 85.00 91.00 6.50
3" 106.00 112.00 6.50
3 1/2" 127.00 142.00 10.00

Brass PG Lock Nut

Thread Dia. A/F A/C Thickness
PG7 15.00 16.50 2.90
PG9 18.00 20.00 2.90
PG11 21.00 23.00 3.10
PG13.5 23.00 25.00 3.10
PG16 26.00 28.60 3.10
PG21 31.00 35.00 3.60
PG29 41.00 46.00 4.10
PG36 51.00 56.50 5.10
PG42 59.00 62.00 5.10
PG48 64.00 70.00 6.10