All testing done on Emelia, fresh save, no System Data.
I'm inclined to believe 5A is the weight of one's equipment.
Itam ------------- 7E - 7F
None ------------- 00 - 03
LightSword ------- 01 - 02
LordStar --------- 1A - 03
GoldenLion ------- 19 - 02
Asura ------------ 17 - 03
SilverMoon ------- 17 - 03
DragonSword ------ 18 - 03
IronPipe --------- 05 - 03
Murakamo --------- 14 - 03
Kusanagi --------- 14 - 03
Obsidian --------- 16 - 02
ZeroSword -------- 14 - 02
CometBlade ------- 14 - 02
TwiggyRod -------- 11 - 02
SplashSword ------ 10 - 02
Twin Dragon ------ 0E - 03
RuneSword -------- 11 - 03
RaySword --------- 12 - 03
Glirandly -------- 2A - 02
NotUse ----------- 01 - 02
JackalSword ------ 0B - 02
Katana ----------- 0B - 02
Osc-Sword -------- 0A - 02
SilverSpread ----- 01 - 03
TwinSword -------- 07 - 02
CeramicSword ----- 07 - 02
SamuraiSword ----- 06 - 02
LaserKnife ------- 02 - 02
FiendRod --------- 03 - 02
ShadowDagger ----- 01 - 02
KukriBlade ------- 03 - 02
BroadSword ------- 03 - 02
Knife ------------ 01 - 02
SuperMissile ----- 23 - 02
BigMissile ------- 16 - 03
MissilePod ------- 06 - 02
DOBBY Bazooka ---- 05 - 02
HyperionBazooka -- 14 - 03
HEAT Bazooka ----- 0A - 02
LightBazooka ----- 05 - 03
GhostCannon ------ 05 - 03
HG-Cannon -------- 19 - 02
GrainCannon ------ 19 - 03
IonCannon -------- 0A - 03
Bolt Thrower ----- 14 - 02
Flame Thrower ---- 14 - 03
Thunderbolt ------ 0F - 02
MachineVulcan ---- 0F - 03
LightVulcan ------ 0A - 03
JunkBazooka ------ 05 - 02
WaterCannon ------ 0A - 02
SonicCannon ------ 0A - 03
LightningCannon -- 0A - 03
BeamCannon ------- 0A - 02
HyperBlaster ----- 0F - 02
LaserCarbine ----- 0A - 02
HandBlaster ------ 05 - 02
LightRifle ------- 16 - 02
BrokenRifle ------ 01 - 02
LethalGun -------- 0F - 02
ZenGun ----------- 10 - 02
LivingRifle ------ 0D - 02
DuelGun ---------- 04 - 03
AGUNI-MBX -------- 09 - 02
BehemothRifle ---- 28 - 03
SniperRifle ------ 08 - 02
EagleGun --------- 07 - 03
TroopRifle ------- 06 - 03
KillerRifle ------ 14 - 03
AGUNI-CP1 -------- 03 - 03
NotUse ----------- 01 - 02
EasyRifle -------- 07 - 03
AGUNI-SSP -------- 03 - 03
TrainingGun ------ 00 - 02
LastRing --------- 00 - 02
SecretBoard ------ 00 - 03
MemoryBoard ------ 00 - 03
RailCannon ------- 00 - 02
JunkParts -------- 00 - 02
V-System --------- 00 - 02
V-Special -------- 00 - 02
NakajimaBoard2 --- 00 - 02
NakajimaBoard ---- 00 - 03
OctopusBoard ----- 00 - 02
RepairPack ------- 00 - 02
RepairPack ------- 00 - 03
MediPack --------- 00 - 02
BitSystem -------- 00 - 02
SatelliteBeam ---- 00 - 02
JunkVulcan ------- 00 - 02
DragonCannon ----- 32 - 02
LaserCannon ------ 00 - 02
MinorLaser ------- 00 - 02
LaserCannon ------ 00 - 02
MachineVulcan ---- 00 - 02
RailCannon ------- 00 - 02
RailCannon ------- 00 - 02
MicroMissile ----- 00 - 02
RailCanon -------- 00 - 03
AT Missile ------- 00 - 02
AT Missile ------- 00 - 02
LaserCannon ------ 00 - 02
Hammer ----------- 00 - 02
MegaBeamSword ---- 00 - 02
BeamSword -------- 00 - 02
WonderBangle ----- 01 - 02
DurahanShield ---- 10 - 02
Mizukagami ------- 08 - 02
DragonShield ----- 08 - 02
GenbuShield ------ 08 - 02
ExcelShield ------ 02 - 02
ShellShield ------ 02 - 02
Buckler ---------- 02 - 02
Cure ------------- 00 - 02
PowerCure -------- 00 - 02
MaxCure ---------- 00 - 02
Antistone -------- 00 - 02
SnakeOil --------- 00 - 02
LifeCandy -------- 00 - 02
NotUse ----------- 00 - 02
Backpack --------- 05 - 02
RepairKit -------- 00 - 02
RottenMeat ------- 00 - 02
FlashBomb -------- 00 - 02
MagicStone ------- 00 - 02
LuckyCoin -------- 00 - 03
UnluckyCoin ------ 00 - 02
StunNeedle ------- 00 - 02
NotUse ----------- 00 - 02

MysticMail ------- 0A - 02
GoldenFleece ----- 05 - 02
MasterRobe ------- 02 - 02
SkeleMail -------- 04 - 02
HarmoniumArmor --- 01 - 02
LivingArmor ------ 04 - 02
BoneBreast ------- 04 - 02
JerryArmor ------- 04 - 02
SlimyArmor ------- 04 - 02
Protector -------- 04 - 02
BeastLeather ----- 04 - 02
PlutoArmor ------- 04 - 02
AngelArmor ------- 04 - 02
HyperScale ------- 04 - 02
CelestialLeather - 04 - 02
FireLeather ------ 04 - 02
ECM System ------- 05 - 02
FortBody --------- 0A - 02
MecBody ---------- 05 - 02
Mini Plant ------- 05 - 02
Accelerator ------ 05 - 02
ShadeRobe -------- 01 - 02
StardustRobe ----- 01 - 02
MoonlightRobe ---- 01 - 02
GlowRobe --------- 01 - 02
BlueElf ---------- 01 - 02
DarkRobe --------- 01 - 02
WarLordArmor ----- 04 - 02
ElectroArmor ----- 04 - 02
ArmorVest -------- 04 - 02
HardLeather ------ 04 - 02
FiberVest -------- 04 - 02
WhiteDress ------- 0A - 02
GolemSuit -------- 1E - 02
RubberSuit ------- 06 - 02
SprigganSuit ----- 1E - 02
PoweredSuit ------ 19 - 02
CyberSuit -------- 14 - 02
JumpSuit --------- 0F - 02
CombatSuit ------- 0A - 02
Mysticwear ------- 00 - 02
PowerBelt -------- 00 - 02
Hyperwear -------- 00 - 02
Defendwear ------- 00 - 02
Budowear --------- 00 - 02
Magicwear -------- 00 - 02
SilkShirt -------- 00 - 02
CottonShirt ------ 00 - 02
Magihat ---------- 02 - 02
Egg Hat ---------- 02 - 02
InfraScope ------- 02 - 02
MirrorGlass ------ 02 - 02
LaserScope ------- 02 - 02
FiberHood -------- 02 - 02
Yolk Hat --------- 02 - 02
JunkHelm --------- 02 - 02
HarmoniumBangle -- 02 - 02
SH-Armlet -------- 14 - 02
NornsBangle ------ 02 - 02
OgreGlove -------- 02 - 02
CyberGlove ------- 02 - 02
ArmorGlove ------- 02 - 02
ShellBracer ------ 02 - 02
LeatherGlove ----- 02 - 02
DanceShoes ------- 02 - 02
SH-Anklet -------- 14 - 02
Catsocks --------- 02 - 02
Iron Clogs ------- 32 - 02
FeatherBoots ----- 00 - 02
JetBoots --------- 02 - 02
RubberShoes ------ 02 - 02
LeatherBoots ----- 02 - 02
ThunderCharm ----- 00 - 02
SolGrail --------- 00 - 02
SleetCoin -------- 00 - 02
JunkPart --------- 05 - 02
Bumper ----------- 01 - 02
Magatama --------- 00 - 02
Junk ------------- 0A - 02
BrokenBumper ----- 05 - 02
RING/Lord -------- 00 - 03
RING/Fighter ----- 00 - 02
RING/Healer ------ 00 - 02
RING/Hermit ------ 00 - 02
RING/Hero -------- 00 - 02
RING/Schemer ----- 00 - 02
RING/Thief ------- 00 - 02
RING/Merchant ---- 00 - 02
RING/Guardian ---- 00 - 02
CharmNecklace ---- 00 - 02
AngelBroach ------ 00 - 02
SandVessel ------- 00 - 02
FovosGrail ------- 00 - 02
Tao-TiehPattern -- 00 - 02
UnicornTear ------ 00 - 02
KrisKnife -------- 00 - 02
PearlHeart ------- 00 - 02
MellowRing ------- 00 - 02
PurpleEye -------- 00 - 02
SeaStone --------- 0A - 02
FeatherCharm ----- 00 - 02
WindShell -------- 00 - 02
EMES Tag --------- 00 - 02
HarmoniumEarring - 00 - 02
BloodChalice ----- 02 - 02
BoltCrystal ------ 02 - 02
IceCrystal ------- 02 - 02
FireCrystal ------ 02 - 02
SteelAmulet ------ 04 - 02
FlowerAmulet ----- 02 - 02
WingAmulet ------- 02 - 02
FangAmulet ------- 02 - 02