Force and Weight | The Units and Constants Handbook at KnowledgeDoor

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	Force and Weight
	Force and Weight

Characteristic		atomic-unit-of-force		Notes
Characteristic		atomic-unit-of-force		Notes
Metric (SI) Equivalent	8.23872206×10-8 newtons
Another Metric (SI) Equivalent with More Basic Units	8.23872206×10-8 kilogram meters / second2
Standard Uncertainty	± 4.1×10-15 newtons
Metric (SI) Dimensions	length × mass × time-2

Characteristic		dyne		Notes
Characteristic		dyne		Notes
Symbol	dyn
Metric (SI) Equivalent	10 micro newtons			This equivalent and the one below are exact.
Another Metric (SI) Equivalent with More Basic Units	1×10-5 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2

Characteristic		grain-force		Notes
Characteristic		grain-force		Notes
Symbol	grf
Metric (SI) Equivalent	635.46023075 micro newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	6.3546023075×10-4 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	grain-mass standard-acceleration-of-gravity

Characteristic		gram-force		Notes
Characteristic		gram-force		Notes
Symbol	gf
Other Name	pond
Metric (SI) Equivalent	9.80665 milli newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	0.00980665 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	gram standard-acceleration-of-gravity

Characteristic		kilogram-force		Notes
Characteristic		kilogram-force		Notes
Symbol	kgf
Other Names	kilopond, kp
Metric (SI) Equivalent	9.80665 newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	9.80665 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	kilogram standard-acceleration-of-gravity

Characteristic		kip-force		Notes
Characteristic		kip-force		Notes
Other Name	kip
Metric (SI) Equivalent	4.4482216153 kilo newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	4448.2216153 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	kip-mass standard-acceleration-of-gravity

Characteristic		newton		Notes
Characteristic		newton		Notes
Symbol	N
Metric (SI) Equivalent	newton is a metric unit (in fact, it is a derived SI unit)
Another Metric (SI) Equivalent with More Basic Units	1 kilogram meter / second2
Metric (SI) Dimensions	length × mass × time-2

Characteristic		ouncedal		Notes
Characteristic		ouncedal		Notes
Symbol	ozl
Metric (SI) Equivalent	8.6409346485 milli newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	0.0086409346485 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	ounce-mass (foot / second2)

Characteristic		ounce-force		Notes
Characteristic		ounce-force		Notes
Symbol	ozf
Other Names	ounce, oz
Metric (SI) Equivalent	0.27801385095 newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	0.27801385095 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	ounce-mass standard-acceleration-of-gravity

Characteristic		poundal		Notes
Characteristic		poundal		Notes
Symbol	pdl
Metric (SI) Equivalent	0.13825495438 newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	0.13825495438 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	pound-mass (foot / second2)

Characteristic		pound-force		Notes
Characteristic		pound-force		Notes
Symbol	lbf
Other Names	pound, lb
Metric (SI) Equivalent	4.4482216153 newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	4.4482216153 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	pound-mass standard-acceleration-of-gravity

Characteristic		sthene		Notes
Characteristic		sthene		Notes
Symbol	sth
Other Name	funal
Metric (SI) Equivalent	1 kilo newton			This equivalent and the one below are exact.
Another Metric (SI) Equivalent with More Basic Units	1000 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2

Characteristic		ton-force ( Used in the United States )		Notes
Characteristic		ton-force ( Used in the United States )		Notes
Symbol	tonf
Other Names	ton, ton-force-CA, ton-CA, ton-force-short, ton-short, short-ton, ton-force-net, ton-net, net-ton			"CA" indicates that this unit is used in Canada.
Metric (SI) Equivalent	8.8964432305 kilo newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	8896.4432305 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	ton-mass standard-acceleration-of-gravity
Unit Group	ton-force Group

Characteristic		ton-force-long		Notes
Characteristic		ton-force-long		Notes
Other Names	tonf-lg, ton-long, long-ton, ton-force-UK, ton-UK, ton-force-gross, ton-gross, gross-ton			"UK" indicates that this unit is used in the United Kingdom.
Metric (SI) Equivalent	9.9640164182 kilo newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	9964.0164182 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	ton-mass-long standard-acceleration-of-gravity
Unit Group	ton-force Group

Characteristic		ton-force-metric		Notes
Characteristic		ton-force-metric		Notes
Other Names	tonf-metric, t, tonne, ton-metric, metric-ton
Metric (SI) Equivalent	9.80665 kilo newtons			This equivalent and the one below are calculated from exact values.
Another Metric (SI) Equivalent with More Basic Units	9806.65 kilogram meters / second2
Metric (SI) Dimensions	length × mass × time-2
Description in Terms of Other Units and Constants	ton-mass-metric standard-acceleration-of-gravity
Unit Group	ton-force Group

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