USHA Four-Wall Rules · American four-wall
Rule 2.2 Ball
HistoricalUSHA Four-Wall Rules, 2014 (historical)
USHA rules text used with permission of the U.S. Handball Association (ushandball.org); credit: U.S. Handball Association. Source: ushandball.org
Part A
Current Specifications
USHA balls:
1) Material. The material should be rubber or synthetic material.
2) Color. Color is optional.
3) Size. 1 and 7/8-inch diameter, with a variation of 1/32-inch, plus or minus.
4) Weight. The ball shall be 61 grams, with a variation of 3 grams, plus or minus. White label balls can weigh less.
5) Rebound. Rebound from free fall, 70-inch drop to a hardwood floor is 48 to 52 inches at a temperature of 68 degrees F.
6) Selection. A ball should be approved by the referee for use in each match in all tournaments. During a game the referee has the authority to change balls if he deems it necessary. Though it is the referee’s decision, he should honor requests when made by both sides or when he detects erratic bounces.
Part C
Other specifications A lighter and/or larger ball may be used for any division provided it is USHA approved and is specified on the entry blank.
Mentioned here
How this rule changed
See the wording of this rule in every rulebook, with the changes marked.
How these ideas connect in this rule
- Actor
- Thing
- Concept
- related term
- mentioned together in sub-rules (×number)
- Referee relates to Ball: mentioned together in 14 sub-rules.
- Referee relates to Game, match, tiebreaker: mentioned together in 8 sub-rules.
- Referee relates to USHA: mentioned together in 5 sub-rules.
- Referee relates to Floor: mentioned together in 4 sub-rules.
- Ball relates to USHA: mentioned together in 4 sub-rules.
- Ball relates to Floor: mentioned together in 9 sub-rules.
2 weaker links (terms mentioned together in few sub-rules) are not drawn.