(1) Spring wire diameter d: Spring wire hpe galaw na matu lang ai magri wire a n-gun;
(2) Spring coil a n-gup magap D: Spring wire coil a shinggan n-gup magap;
(3) Spring wire kata na shingnip shingna D1: Spring wire kata na shingnip shingna;
(4) Spring wire spiral galu ai L: shinggan n-gun n hkrum ai shaloi, spring wire a static galu ai;
(5) Spring wire bungli galaw ai galu kaba ai lam L0: shinggan n-gun hpe hkam sha ai shaloi, spring wire a dynamic galu kaba ai lam;
(6) Spring wire hpe hpaw tawn da ai galu kaba ai lam A: Spring wire hpe nbung laru galaw na matu ra ai dingyang line a galu kaba ai lam yawng;
(7) Spring wire n-gup galu ai: lahkawng maga na n-gup ni hpe L1 hte L2 hku nna madun da ai;
(8) Spiral direction: Lawu hte pai maga na spiral nga ai, hkra maga na spiral hpe lang ai, sumla hta n tsun da ai rai yang hkra maga na spiral hpe lang ai.
