| ISO code | ? | |||
| Size - Length | 08 = 8 mm, 10 = 10 mm. 15 = 15 mm etc.. | |||
| Size - Diameter | 08 = 8 mm, 10 = 10 mm. 15 = 15 mm etc.. | |||
| Surface treatment | A | = | Polished but not finished? | |
| B | = | Bright Zinc ? | ||
| E | = | Chrome ? | ||
| F | = | Zinc Plated - dull? | ||
| G | = | Unfinished ? | ||
| K | = | Black oxide? | ||
| N | = | Chrome ? | ||
| Item Number | 110 | = | Hex Bolts - standard thread JIS | |
| 113 | = | Hex Bolts - Fine thread | ||
| 172 | = | Stud | ||
| 212 | = | Countersunk head flat screws | ||
| 220 | = | Pan head, Cross point - standard thread JIS B1111 | ||
| 221 | = | Countersunk head Cross point screws | ||
| 222 | = | "Oval" Countersunk head Cross point screws | ||
| 310 | = | Nuts standard thread JIS B1181 | ||
| 311 | = | Nuts | ||
| 312 | = | Nuts | ||
| 313 | = | Nuts, Fine Thread | ||
| 316 | = | Nuts | ||
| 410 | = | Flat washers | ||
| 411 | = | Flat washers | ||
| 460 | = | Spring washers (Lock washers) | ||
| 461 | = | Spring washers (Lock washers) | ||
| 463 | = | Lock washers - Inside star | ||
| 464 | = | Lock washers - Outside star | ||
| 482 | = | Circlip - inside | ||
| 550 | = | Cotter Pin | ||
| 552 | = | Dowel Pins | ||
| 601 | = | Ball bearings....NOTE: Bearings use the "trade number" instead of the size measurements | ||
| 670 | = | O rings | ||