Square Nuts

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Square nuts are four-sided nuts designed for use with a square head bolt & flat washer. They have a large surface in contact with the part being fastened and therefore, offer superior...Read more

GRAINGER -

Square Nut - Regular

StyleModelPrice (ex. VAT)
AM11140.040.0001€10.02
BM11140.050.0001€8.42
CM11140.060.0001€13.28
DM11140.080.0001€13.88
EM11140.100.0001€29.82
FM11140.120.0001€56.41
DYNAFORM -

Square Nut Fiberglass

StyleModelPrice (ex. VAT)
A874320€10.42
B874330€9.35
APPROVED VENDOR -

Square Nut Machine Screw

StyleModelPrice (ex. VAT)
ANUT90106C€1.97
BNUT90110F€3.92
SUPER-STRUT -

E146 Series Square Nut

UNISTRUT -

Square Nut

FABORY -

Square Nuts

StyleModelPrice (ex. VAT)
AB11120.037.0001€284.70
BU11140.016.0001€5.89
CU11120.125.0001€6.67
DU11120.150.0001€7.24
EU11121.025.0001€80.50
FU11121.031.0001€98.07
GU11121.037.0001€133.55
HU11121.050.0001€86.51
IB11120.050.0001€289.04
JU11121.075.0001€74.77
KU11121.087.0001€176.87
LU11121.100.0001€14.61
MU11121.112.0001€29.68
NU11121.125.0001€33.22
OU11140.013.0001€5.53
PU11140.019.0001€5.65
QU11120.100.0001€17.77
RU11140.021.0001€7.16
SU11140.025.0001€9.10
TU11140.031.0001€18.58
UU11140.037.0001€26.38
VU11140.043.0001€43.28
WU11140.050.0001€28.40
XU11140.062.0001€24.23
YU11140.075.0001€16.60
APPROVED VENDOR -

Square Nut 5/16-18, 100PK

ModelItemPrice (ex. VAT)
1XA89AB4CYB€28.75
APPROVED VENDOR -

Square Nut 1/2-13, 50PK

ModelItemPrice (ex. VAT)
1XA92AB4CYC€32.16
APPROVED VENDOR -

Square Nut 5/8-11, 25PK

ModelItemPrice (ex. VAT)
1XA93AB4CYD€28.35
APPROVED VENDOR -

Square Nut 1/2-13, 50PK

ModelItemPrice (ex. VAT)
1XA98AB4CYE€32.25
APPROVED VENDOR -

Square Nut 10-24, 100PK

ModelItemPrice (ex. VAT)
1XB13AB4DGC€6.77
APPROVED VENDOR -

Square Nut 1/4-20, 100PK

ModelItemPrice (ex. VAT)
1XB14AB4DGD€11.99

Square Nuts

Square nuts are four-sided nuts designed for use with a square head bolt & flat washer. They have a large surface in contact with the part being fastened and therefore, offer superior resistance to loosening. Raptor Supplies offers these square nuts from brands like Grainger, Dynaform, Fabory, Super-Strut and Unistrut.

Frequently Asked Questions

How do you know if a nut is left or right handed?

Nut handedness describes the way a nut's thread wrap around a shaft. Left-handed threads run counterclockwise, and right-handed threads run clockwise.

What are the benefits of using a square nut?

  • Easy to Tighten: They feature a four-sided shape for easy tightening. These nuts grip two opposite sides of the fasteners to tighten or loosen them.
  • Quick Gauge: They provide a quick visual gauge for easy checks and decreasing the risk of fastener failure.
  • Perfect for Blind / Tight Locations: They can be tightened using a wrench or pliers for use in blind locations. Users can tighten or loosen a square-shaped fastener without looking at it, once grip is obtained.

What are the differences between hex nuts and square nuts??

  • Hex nuts are easier to install and tighten than square nuts as they have more sides to provide more torque.
  • Square nuts need more space as they require wrench movement in a 90-degree range. On the other hand, hex nuts can be installed in smaller spaces as they require only 60-degree wrench movement.
  • Square nuts provide better protection against accidental loosening as compared to hex nuts. Square nuts usually cover a larger surface area to press against the object, thereby preventing their loosening.

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