Bobbins Part Numbering System
| Plastic Type | Mat'l Code | Mfg * | Trade Name | UL Card No. | UL Flameability | System Class ** | RoHS Compliant |
| Phenolic | PH | Sumitomo | PM-9630 | E41429 | UL94-VO | N (200°C) | Yes |
| Phenolic | PH2 | Sumitomo | PM-9820 | E41429 | UL94-VO | N (200°C) | Yes |
| Phenolic | PH3 | Chang Chun | T357 / T373J / T375J | E59481 | UL94-VO | F (155°C) | Yes |
| Phenolic | PH4 | Hitachi | CP-J-8800/8700 | E59481 | UL94-VO | F (155°C) | Yes |
| Dially Phthalate | DAP | Synress-Amico | 5562 | E48036 | UL94-VO | F (155°C) | Yes |
| Dially Phthalate | DAP2 | Cosmic | D72 | E64213 | UL94-VO | F (155°C) | Yes |
| Dially Phthalate | DAP3 | Sumitomo | 52-70-70 | E123472 | UL94-VO | F (155°C) | Yes |
| Glass Filled Nylon | GFN | DuPont | FR50 | E41938 | UL94-VO | F (155°C) | Yes |
| Glass Filled Nylon | GFN2 | DuPont | 70G33L | E41938 | UL94-HB | F (155°C) | Yes |
| Glass Filled Nylon | GFN3 | DuPont | 132F/101L (Zytel) | E41938 | UL94-V2 | B (130°C) | Yes |
| Glass Filled Nylon | GFN4 | RTP | RTP205FR | E84658 | UL94-VO | F (155°C) | Yes |
| Glass Filled Nylon | GFN5 | DSM Co. | TE250F8 (Stanyl) | E172082 | UL94-VO | B (130°C) | Yes |
| Glass Filled Nylon | GFN6 | Nanya | 6410G | E130155 | UL94-VO | B (130°C) | Yes |
| Glass Filled Nylon | GFN7 | Ginar Tech | AN4720SN | E154352 | UL94-HB | B (130°C) | Yes |
| Polyethylene | PET | DuPont | FR530 (Rynite) | E41938 | UL94-VO | N (200°C) | Yes |
| Poly Butylene | PBT | Chang Chun | 4130 | E59481 | UL94-VO | B (130°C) | Yes |
| Poly Butylene | PBT2 | Nanya | 1403G6 | E130155 | UL94-VO | B (130°C) | Yes |
| Liquid Crystal | LCP | Sumitomo | E4008 | E54705 | UL94-VO | F (155°C) | Yes |
| Liquid Crystal | LCP3 | Nippon | HM402 | E91944 | UL94-VO | F (155°C) | Yes |
Notes:
*Not all products are available in all materials. Material lots are traceable to the plastic manufacturer. Re-Grind at or below manufacturer's recommendations. Material specifications available at www.lodestonepacific.com/plastic-materials.
**Insulation System Class Temperature is for use as mechanical support. Review specific insulation systems to determine if the material is suitable as a ground insulation or as mechanical support at a higher temperature class.
